20932470

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17891}}^1$

素因数の和:17917

約数の個数: 48

約数和(自身を含む): 58614192

約数和(自身を除く): 37681722

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 195, 234, 390, 585, 1170, 17891, 35782, 53673, 89455, 107346, 161019, 178910, 232583, 268365, 322038, 465166, 536730, 697749, 805095, 1162915, 1395498, 1610190, 2093247, 2325830, 3488745, 4186494, 6977490, 10466235, 20932470]

約数ペア:

[(1, 20932470), (2, 10466235), (3, 6977490), (5, 4186494), (6, 3488745), (9, 2325830), (10, 2093247), (13, 1610190), (15, 1395498), (18, 1162915), (26, 805095), (30, 697749), (39, 536730), (45, 465166), (65, 322038), (78, 268365), (90, 232583), (117, 178910), (130, 161019), (195, 107346), (234, 89455), (390, 53673), (585, 35782), (1170, 17891)]