19316960

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{251}}^1$

素因数の和:316

約数の個数: 96

約数和(自身を含む): 50676192

約数和(自身を除く): 31359232

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 37, 40, 52, 65, 74, 80, 104, 130, 148, 160, 185, 208, 251, 260, 296, 370, 416, 481, 502, 520, 592, 740, 962, 1004, 1040, 1184, 1255, 1480, 1924, 2008, 2080, 2405, 2510, 2960, 3263, 3848, 4016, 4810, 5020, 5920, 6526, 7696, 8032, 9287, 9620, 10040, 13052, 15392, 16315, 18574, 19240, 20080, 26104, 32630, 37148, 38480, 40160, 46435, 52208, 65260, 74296, 76960, 92870, 104416, 120731, 130520, 148592, 185740, 241462, 261040, 297184, 371480, 482924, 522080, 603655, 742960, 965848, 1207310, 1485920, 1931696, 2414620, 3863392, 4829240, 9658480, 19316960]

約数ペア:

[(1, 19316960), (2, 9658480), (4, 4829240), (5, 3863392), (8, 2414620), (10, 1931696), (13, 1485920), (16, 1207310), (20, 965848), (26, 742960), (32, 603655), (37, 522080), (40, 482924), (52, 371480), (65, 297184), (74, 261040), (80, 241462), (104, 185740), (130, 148592), (148, 130520), (160, 120731), (185, 104416), (208, 92870), (251, 76960), (260, 74296), (296, 65260), (370, 52208), (416, 46435), (481, 40160), (502, 38480), (520, 37148), (592, 32630), (740, 26104), (962, 20080), (1004, 19240), (1040, 18574), (1184, 16315), (1255, 15392), (1480, 13052), (1924, 10040), (2008, 9620), (2080, 9287), (2405, 8032), (2510, 7696), (2960, 6526), (3263, 5920), (3848, 5020), (4016, 4810)]