18928416

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{523}}^1$

素因数の和:578

約数の個数: 96

約数和(自身を含む): 55460160

約数和(自身を除く): 36531744

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 29, 32, 39, 48, 52, 58, 78, 87, 96, 104, 116, 156, 174, 208, 232, 312, 348, 377, 416, 464, 523, 624, 696, 754, 928, 1046, 1131, 1248, 1392, 1508, 1569, 2092, 2262, 2784, 3016, 3138, 4184, 4524, 6032, 6276, 6799, 8368, 9048, 12064, 12552, 13598, 15167, 16736, 18096, 20397, 25104, 27196, 30334, 36192, 40794, 45501, 50208, 54392, 60668, 81588, 91002, 108784, 121336, 163176, 182004, 197171, 217568, 242672, 326352, 364008, 394342, 485344, 591513, 652704, 728016, 788684, 1183026, 1456032, 1577368, 2366052, 3154736, 4732104, 6309472, 9464208, 18928416]

約数ペア:

[(1, 18928416), (2, 9464208), (3, 6309472), (4, 4732104), (6, 3154736), (8, 2366052), (12, 1577368), (13, 1456032), (16, 1183026), (24, 788684), (26, 728016), (29, 652704), (32, 591513), (39, 485344), (48, 394342), (52, 364008), (58, 326352), (78, 242672), (87, 217568), (96, 197171), (104, 182004), (116, 163176), (156, 121336), (174, 108784), (208, 91002), (232, 81588), (312, 60668), (348, 54392), (377, 50208), (416, 45501), (464, 40794), (523, 36192), (624, 30334), (696, 27196), (754, 25104), (928, 20397), (1046, 18096), (1131, 16736), (1248, 15167), (1392, 13598), (1508, 12552), (1569, 12064), (2092, 9048), (2262, 8368), (2784, 6799), (3016, 6276), (3138, 6032), (4184, 4524)]