20163708424

素因数分解:

$2^3\times {\mathrm{67}}^1\times {\mathrm{181}}^1\times {\mathrm{307}}^1\times {\mathrm{677}}^1$

素因数の和:1238

約数の個数: 64

約数和(自身を含む): 38766087360

約数和(自身を除く): 18602378936

約数列:

[1, 2, 4, 8, 67, 134, 181, 268, 307, 362, 536, 614, 677, 724, 1228, 1354, 1448, 2456, 2708, 5416, 12127, 20569, 24254, 41138, 45359, 48508, 55567, 82276, 90718, 97016, 111134, 122537, 164552, 181436, 207839, 222268, 245074, 362872, 415678, 444536, 490148, 831356, 980296, 1662712, 3722989, 7445978, 8209979, 13925213, 14891956, 16419958, 27850426, 29783912, 32839916, 37618859, 55700852, 65679832, 75237718, 111401704, 150475436, 300950872, 2520463553, 5040927106, 10081854212, 20163708424]

約数ペア:

[(1, 20163708424), (2, 10081854212), (4, 5040927106), (8, 2520463553), (67, 300950872), (134, 150475436), (181, 111401704), (268, 75237718), (307, 65679832), (362, 55700852), (536, 37618859), (614, 32839916), (677, 29783912), (724, 27850426), (1228, 16419958), (1354, 14891956), (1448, 13925213), (2456, 8209979), (2708, 7445978), (5416, 3722989), (12127, 1662712), (20569, 980296), (24254, 831356), (41138, 490148), (45359, 444536), (48508, 415678), (55567, 362872), (82276, 245074), (90718, 222268), (97016, 207839), (111134, 181436), (122537, 164552)]