18915528078

素因数分解:

$2^1\times 3^4\times {\mathrm{14983}}^1\times {\mathrm{7793}}^1$

素因数の和:22790

約数の個数: 40

約数和(自身を含む): 42393062448

約数和(自身を除く): 23477534370

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 7793, 14983, 15586, 23379, 29966, 44949, 46758, 70137, 89898, 134847, 140274, 210411, 269694, 404541, 420822, 631233, 809082, 1213623, 1262466, 2427246, 116762519, 233525038, 350287557, 700575114, 1050862671, 2101725342, 3152588013, 6305176026, 9457764039, 18915528078]

約数ペア:

[(1, 18915528078), (2, 9457764039), (3, 6305176026), (6, 3152588013), (9, 2101725342), (18, 1050862671), (27, 700575114), (54, 350287557), (81, 233525038), (162, 116762519), (7793, 2427246), (14983, 1262466), (15586, 1213623), (23379, 809082), (29966, 631233), (44949, 420822), (46758, 404541), (70137, 269694), (89898, 210411), (134847, 140274)]