18892380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{457}}^1$

素因数の和:535

約数の個数: 96

約数和(自身を含む): 58169664

約数和(自身を除く): 39277284

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 53, 60, 65, 78, 106, 130, 156, 159, 195, 212, 260, 265, 318, 390, 457, 530, 636, 689, 780, 795, 914, 1060, 1371, 1378, 1590, 1828, 2067, 2285, 2742, 2756, 3180, 3445, 4134, 4570, 5484, 5941, 6855, 6890, 8268, 9140, 10335, 11882, 13710, 13780, 17823, 20670, 23764, 24221, 27420, 29705, 35646, 41340, 48442, 59410, 71292, 72663, 89115, 96884, 118820, 121105, 145326, 178230, 242210, 290652, 314873, 356460, 363315, 484420, 629746, 726630, 944619, 1259492, 1453260, 1574365, 1889238, 3148730, 3778476, 4723095, 6297460, 9446190, 18892380]

約数ペア:

[(1, 18892380), (2, 9446190), (3, 6297460), (4, 4723095), (5, 3778476), (6, 3148730), (10, 1889238), (12, 1574365), (13, 1453260), (15, 1259492), (20, 944619), (26, 726630), (30, 629746), (39, 484420), (52, 363315), (53, 356460), (60, 314873), (65, 290652), (78, 242210), (106, 178230), (130, 145326), (156, 121105), (159, 118820), (195, 96884), (212, 89115), (260, 72663), (265, 71292), (318, 59410), (390, 48442), (457, 41340), (530, 35646), (636, 29705), (689, 27420), (780, 24221), (795, 23764), (914, 20670), (1060, 17823), (1371, 13780), (1378, 13710), (1590, 11882), (1828, 10335), (2067, 9140), (2285, 8268), (2742, 6890), (2756, 6855), (3180, 5941), (3445, 5484), (4134, 4570)]