19249360

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{223}}^1$

素因数の和:332

約数の個数: 80

約数和(自身を含む): 48996864

約数和(自身を除く): 29747504

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 83, 104, 130, 166, 208, 223, 260, 332, 415, 446, 520, 664, 830, 892, 1040, 1079, 1115, 1328, 1660, 1784, 2158, 2230, 2899, 3320, 3568, 4316, 4460, 5395, 5798, 6640, 8632, 8920, 10790, 11596, 14495, 17264, 17840, 18509, 21580, 23192, 28990, 37018, 43160, 46384, 57980, 74036, 86320, 92545, 115960, 148072, 185090, 231920, 240617, 296144, 370180, 481234, 740360, 962468, 1203085, 1480720, 1924936, 2406170, 3849872, 4812340, 9624680, 19249360]

約数ペア:

[(1, 19249360), (2, 9624680), (4, 4812340), (5, 3849872), (8, 2406170), (10, 1924936), (13, 1480720), (16, 1203085), (20, 962468), (26, 740360), (40, 481234), (52, 370180), (65, 296144), (80, 240617), (83, 231920), (104, 185090), (130, 148072), (166, 115960), (208, 92545), (223, 86320), (260, 74036), (332, 57980), (415, 46384), (446, 43160), (520, 37018), (664, 28990), (830, 23192), (892, 21580), (1040, 18509), (1079, 17840), (1115, 17264), (1328, 14495), (1660, 11596), (1784, 10790), (2158, 8920), (2230, 8632), (2899, 6640), (3320, 5798), (3568, 5395), (4316, 4460)]