19980264

素因数分解:

$2^3\times 3^1\times {\mathrm{47}}^1\times {\mathrm{17713}}^1$

素因数の和:17769

約数の個数: 32

約数和(自身を含む): 51016320

約数和(自身を除く): 31036056

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 47, 94, 141, 188, 282, 376, 564, 1128, 17713, 35426, 53139, 70852, 106278, 141704, 212556, 425112, 832511, 1665022, 2497533, 3330044, 4995066, 6660088, 9990132, 19980264]

約数ペア:

[(1, 19980264), (2, 9990132), (3, 6660088), (4, 4995066), (6, 3330044), (8, 2497533), (12, 1665022), (24, 832511), (47, 425112), (94, 212556), (141, 141704), (188, 106278), (282, 70852), (376, 53139), (564, 35426), (1128, 17713)]