19357260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{83}}^1$

素因数の和:144

約数の個数: 144

約数和(自身を含む): 61979904

約数和(自身を除く): 42622644

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 23, 26, 30, 39, 46, 52, 60, 65, 69, 78, 83, 92, 115, 130, 138, 156, 166, 169, 195, 230, 249, 260, 276, 299, 332, 338, 345, 390, 415, 460, 498, 507, 598, 676, 690, 780, 830, 845, 897, 996, 1014, 1079, 1196, 1245, 1380, 1495, 1660, 1690, 1794, 1909, 2028, 2158, 2490, 2535, 2990, 3237, 3380, 3588, 3818, 3887, 4316, 4485, 4980, 5070, 5395, 5727, 5980, 6474, 7636, 7774, 8970, 9545, 10140, 10790, 11454, 11661, 12948, 14027, 15548, 16185, 17940, 19090, 19435, 21580, 22908, 23322, 24817, 28054, 28635, 32370, 38180, 38870, 42081, 46644, 49634, 56108, 57270, 58305, 64740, 70135, 74451, 77740, 84162, 99268, 114540, 116610, 124085, 140270, 148902, 168324, 210405, 233220, 248170, 280540, 297804, 322621, 372255, 420810, 496340, 645242, 744510, 841620, 967863, 1290484, 1489020, 1613105, 1935726, 3226210, 3871452, 4839315, 6452420, 9678630, 19357260]

約数ペア:

[(1, 19357260), (2, 9678630), (3, 6452420), (4, 4839315), (5, 3871452), (6, 3226210), (10, 1935726), (12, 1613105), (13, 1489020), (15, 1290484), (20, 967863), (23, 841620), (26, 744510), (30, 645242), (39, 496340), (46, 420810), (52, 372255), (60, 322621), (65, 297804), (69, 280540), (78, 248170), (83, 233220), (92, 210405), (115, 168324), (130, 148902), (138, 140270), (156, 124085), (166, 116610), (169, 114540), (195, 99268), (230, 84162), (249, 77740), (260, 74451), (276, 70135), (299, 64740), (332, 58305), (338, 57270), (345, 56108), (390, 49634), (415, 46644), (460, 42081), (498, 38870), (507, 38180), (598, 32370), (676, 28635), (690, 28054), (780, 24817), (830, 23322), (845, 22908), (897, 21580), (996, 19435), (1014, 19090), (1079, 17940), (1196, 16185), (1245, 15548), (1380, 14027), (1495, 12948), (1660, 11661), (1690, 11454), (1794, 10790), (1909, 10140), (2028, 9545), (2158, 8970), (2490, 7774), (2535, 7636), (2990, 6474), (3237, 5980), (3380, 5727), (3588, 5395), (3818, 5070), (3887, 4980), (4316, 4485)]