18878628

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2671}}^1$

素因数の和:2728

約数の個数: 48

約数和(自身を含む): 47882240

約数和(自身を除く): 29003612

約数列:

[1, 2, 3, 4, 6, 12, 19, 31, 38, 57, 62, 76, 93, 114, 124, 186, 228, 372, 589, 1178, 1767, 2356, 2671, 3534, 5342, 7068, 8013, 10684, 16026, 32052, 50749, 82801, 101498, 152247, 165602, 202996, 248403, 304494, 331204, 496806, 608988, 993612, 1573219, 3146438, 4719657, 6292876, 9439314, 18878628]

約数ペア:

[(1, 18878628), (2, 9439314), (3, 6292876), (4, 4719657), (6, 3146438), (12, 1573219), (19, 993612), (31, 608988), (38, 496806), (57, 331204), (62, 304494), (76, 248403), (93, 202996), (114, 165602), (124, 152247), (186, 101498), (228, 82801), (372, 50749), (589, 32052), (1178, 16026), (1767, 10684), (2356, 8013), (2671, 7068), (3534, 5342)]