19914443568

素因数分解:

$2^4\times 3^4\times {\mathrm{61}}^1\times {\mathrm{251903}}^1$

素因数の和:251984

約数の個数: 100

約数和(自身を含む): 58583298048

約数和(自身を除く): 38668854480

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 61, 72, 81, 108, 122, 144, 162, 183, 216, 244, 324, 366, 432, 488, 549, 648, 732, 976, 1098, 1296, 1464, 1647, 2196, 2928, 3294, 4392, 4941, 6588, 8784, 9882, 13176, 19764, 26352, 39528, 79056, 251903, 503806, 755709, 1007612, 1511418, 2015224, 2267127, 3022836, 4030448, 4534254, 6045672, 6801381, 9068508, 12091344, 13602762, 15366083, 18137016, 20404143, 27205524, 30732166, 36274032, 40808286, 46098249, 54411048, 61464332, 81616572, 92196498, 108822096, 122928664, 138294747, 163233144, 184392996, 245857328, 276589494, 326466288, 368785992, 414884241, 553178988, 737571984, 829768482, 1106357976, 1244652723, 1659536964, 2212715952, 2489305446, 3319073928, 4978610892, 6638147856, 9957221784, 19914443568]

約数ペア:

[(1, 19914443568), (2, 9957221784), (3, 6638147856), (4, 4978610892), (6, 3319073928), (8, 2489305446), (9, 2212715952), (12, 1659536964), (16, 1244652723), (18, 1106357976), (24, 829768482), (27, 737571984), (36, 553178988), (48, 414884241), (54, 368785992), (61, 326466288), (72, 276589494), (81, 245857328), (108, 184392996), (122, 163233144), (144, 138294747), (162, 122928664), (183, 108822096), (216, 92196498), (244, 81616572), (324, 61464332), (366, 54411048), (432, 46098249), (488, 40808286), (549, 36274032), (648, 30732166), (732, 27205524), (976, 20404143), (1098, 18137016), (1296, 15366083), (1464, 13602762), (1647, 12091344), (2196, 9068508), (2928, 6801381), (3294, 6045672), (4392, 4534254), (4941, 4030448), (6588, 3022836), (8784, 2267127), (9882, 2015224), (13176, 1511418), (19764, 1007612), (26352, 755709), (39528, 503806), (79056, 251903)]