20180630964

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{409}}^1\times {\mathrm{316291}}^1$

素因数の和:316720

約数の個数: 48

約数和(自身を含む): 50834450240

約数和(自身を除く): 30653819276

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 409, 818, 1227, 1636, 2454, 4908, 5317, 10634, 15951, 21268, 31902, 63804, 316291, 632582, 948873, 1265164, 1897746, 3795492, 4111783, 8223566, 12335349, 16447132, 24670698, 49341396, 129363019, 258726038, 388089057, 517452076, 776178114, 1552356228, 1681719247, 3363438494, 5045157741, 6726876988, 10090315482, 20180630964]

約数ペア:

[(1, 20180630964), (2, 10090315482), (3, 6726876988), (4, 5045157741), (6, 3363438494), (12, 1681719247), (13, 1552356228), (26, 776178114), (39, 517452076), (52, 388089057), (78, 258726038), (156, 129363019), (409, 49341396), (818, 24670698), (1227, 16447132), (1636, 12335349), (2454, 8223566), (4908, 4111783), (5317, 3795492), (10634, 1897746), (15951, 1265164), (21268, 948873), (31902, 632582), (63804, 316291)]