18313290

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{983}}^1$

素因数の和:1025

約数の個数: 80

約数和(自身を含む): 51435648

約数和(自身を除く): 33122358

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 27, 30, 45, 46, 54, 69, 81, 90, 115, 135, 138, 162, 207, 230, 270, 345, 405, 414, 621, 690, 810, 983, 1035, 1242, 1863, 1966, 2070, 2949, 3105, 3726, 4915, 5898, 6210, 8847, 9315, 9830, 14745, 17694, 18630, 22609, 26541, 29490, 44235, 45218, 53082, 67827, 79623, 88470, 113045, 132705, 135654, 159246, 203481, 226090, 265410, 339135, 398115, 406962, 610443, 678270, 796230, 1017405, 1220886, 1831329, 2034810, 3052215, 3662658, 6104430, 9156645, 18313290]

約数ペア:

[(1, 18313290), (2, 9156645), (3, 6104430), (5, 3662658), (6, 3052215), (9, 2034810), (10, 1831329), (15, 1220886), (18, 1017405), (23, 796230), (27, 678270), (30, 610443), (45, 406962), (46, 398115), (54, 339135), (69, 265410), (81, 226090), (90, 203481), (115, 159246), (135, 135654), (138, 132705), (162, 113045), (207, 88470), (230, 79623), (270, 67827), (345, 53082), (405, 45218), (414, 44235), (621, 29490), (690, 26541), (810, 22609), (983, 18630), (1035, 17694), (1242, 14745), (1863, 9830), (1966, 9315), (2070, 8847), (2949, 6210), (3105, 5898), (3726, 4915)]