20242872

素因数分解:

$2^3\times 3^7\times {\mathrm{13}}^1\times {\mathrm{89}}^1$

素因数の和:129

約数の個数: 128

約数和(自身を含む): 61992000

約数和(自身を除く): 41749128

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 36, 39, 52, 54, 72, 78, 81, 89, 104, 108, 117, 156, 162, 178, 216, 234, 243, 267, 312, 324, 351, 356, 468, 486, 534, 648, 702, 712, 729, 801, 936, 972, 1053, 1068, 1157, 1404, 1458, 1602, 1944, 2106, 2136, 2187, 2314, 2403, 2808, 2916, 3159, 3204, 3471, 4212, 4374, 4628, 4806, 5832, 6318, 6408, 6942, 7209, 8424, 8748, 9256, 9477, 9612, 10413, 12636, 13884, 14418, 17496, 18954, 19224, 20826, 21627, 25272, 27768, 28431, 28836, 31239, 37908, 41652, 43254, 56862, 57672, 62478, 64881, 75816, 83304, 86508, 93717, 113724, 124956, 129762, 173016, 187434, 194643, 227448, 249912, 259524, 281151, 374868, 389286, 519048, 562302, 749736, 778572, 843453, 1124604, 1557144, 1686906, 2249208, 2530359, 3373812, 5060718, 6747624, 10121436, 20242872]

約数ペア:

[(1, 20242872), (2, 10121436), (3, 6747624), (4, 5060718), (6, 3373812), (8, 2530359), (9, 2249208), (12, 1686906), (13, 1557144), (18, 1124604), (24, 843453), (26, 778572), (27, 749736), (36, 562302), (39, 519048), (52, 389286), (54, 374868), (72, 281151), (78, 259524), (81, 249912), (89, 227448), (104, 194643), (108, 187434), (117, 173016), (156, 129762), (162, 124956), (178, 113724), (216, 93717), (234, 86508), (243, 83304), (267, 75816), (312, 64881), (324, 62478), (351, 57672), (356, 56862), (468, 43254), (486, 41652), (534, 37908), (648, 31239), (702, 28836), (712, 28431), (729, 27768), (801, 25272), (936, 21627), (972, 20826), (1053, 19224), (1068, 18954), (1157, 17496), (1404, 14418), (1458, 13884), (1602, 12636), (1944, 10413), (2106, 9612), (2136, 9477), (2187, 9256), (2314, 8748), (2403, 8424), (2808, 7209), (2916, 6942), (3159, 6408), (3204, 6318), (3471, 5832), (4212, 4806), (4374, 4628)]