20165918962

素因数分解:

$2^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{149}}^1\times {\mathrm{235787}}^1$

素因数の和:235986

約数の個数: 32

約数和(自身を含む): 35651145600

約数和(自身を除く): 15485226638

約数列:

[1, 2, 7, 14, 41, 82, 149, 287, 298, 574, 1043, 2086, 6109, 12218, 42763, 85526, 235787, 471574, 1650509, 3301018, 9667267, 19334534, 35132263, 67670869, 70264526, 135341738, 245925841, 491851682, 1440422783, 2880845566, 10082959481, 20165918962]

約数ペア:

[(1, 20165918962), (2, 10082959481), (7, 2880845566), (14, 1440422783), (41, 491851682), (82, 245925841), (149, 135341738), (287, 70264526), (298, 67670869), (574, 35132263), (1043, 19334534), (2086, 9667267), (6109, 3301018), (12218, 1650509), (42763, 471574), (85526, 235787)]