18937776

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1$

素因数の和:155

約数の個数: 160

約数和(自身を含む): 59996160

約数和(自身を除く): 41058384

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 13, 16, 22, 24, 26, 31, 33, 39, 44, 48, 52, 62, 66, 78, 88, 89, 93, 104, 124, 132, 143, 156, 176, 178, 186, 208, 248, 264, 267, 286, 312, 341, 356, 372, 403, 429, 496, 528, 534, 572, 624, 682, 712, 744, 806, 858, 979, 1023, 1068, 1144, 1157, 1209, 1364, 1424, 1488, 1612, 1716, 1958, 2046, 2136, 2288, 2314, 2418, 2728, 2759, 2937, 3224, 3432, 3471, 3916, 4092, 4272, 4433, 4628, 4836, 5456, 5518, 5874, 6448, 6864, 6942, 7832, 8184, 8277, 8866, 9256, 9672, 11036, 11748, 12727, 13299, 13884, 15664, 16368, 16554, 17732, 18512, 19344, 22072, 23496, 25454, 26598, 27768, 30349, 33108, 35464, 35867, 38181, 44144, 46992, 50908, 53196, 55536, 60698, 66216, 70928, 71734, 76362, 91047, 101816, 106392, 107601, 121396, 132432, 143468, 152724, 182094, 203632, 212784, 215202, 242792, 286936, 305448, 364188, 394537, 430404, 485584, 573872, 610896, 728376, 789074, 860808, 1183611, 1456752, 1578148, 1721616, 2367222, 3156296, 4734444, 6312592, 9468888, 18937776]

約数ペア:

[(1, 18937776), (2, 9468888), (3, 6312592), (4, 4734444), (6, 3156296), (8, 2367222), (11, 1721616), (12, 1578148), (13, 1456752), (16, 1183611), (22, 860808), (24, 789074), (26, 728376), (31, 610896), (33, 573872), (39, 485584), (44, 430404), (48, 394537), (52, 364188), (62, 305448), (66, 286936), (78, 242792), (88, 215202), (89, 212784), (93, 203632), (104, 182094), (124, 152724), (132, 143468), (143, 132432), (156, 121396), (176, 107601), (178, 106392), (186, 101816), (208, 91047), (248, 76362), (264, 71734), (267, 70928), (286, 66216), (312, 60698), (341, 55536), (356, 53196), (372, 50908), (403, 46992), (429, 44144), (496, 38181), (528, 35867), (534, 35464), (572, 33108), (624, 30349), (682, 27768), (712, 26598), (744, 25454), (806, 23496), (858, 22072), (979, 19344), (1023, 18512), (1068, 17732), (1144, 16554), (1157, 16368), (1209, 15664), (1364, 13884), (1424, 13299), (1488, 12727), (1612, 11748), (1716, 11036), (1958, 9672), (2046, 9256), (2136, 8866), (2288, 8277), (2314, 8184), (2418, 7832), (2728, 6942), (2759, 6864), (2937, 6448), (3224, 5874), (3432, 5518), (3471, 5456), (3916, 4836), (4092, 4628), (4272, 4433)]