16519880

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31769}}^1$

素因数の和:31793

約数の個数: 32

約数和(自身を含む): 40030200

約数和(自身を除く): 23510320

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 31769, 63538, 127076, 158845, 254152, 317690, 412997, 635380, 825994, 1270760, 1651988, 2064985, 3303976, 4129970, 8259940, 16519880]

約数ペア:

[(1, 16519880), (2, 8259940), (4, 4129970), (5, 3303976), (8, 2064985), (10, 1651988), (13, 1270760), (20, 825994), (26, 635380), (40, 412997), (52, 317690), (65, 254152), (104, 158845), (130, 127076), (260, 63538), (520, 31769)]