1888784638

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1\times {\mathrm{331}}^1$

素因数の和:541

約数の個数: 64

約数和(自身を含む): 3225749184

約数和(自身を除く): 1336964546

約数列:

[1, 2, 13, 26, 41, 53, 82, 101, 106, 202, 331, 533, 662, 689, 1066, 1313, 1378, 2173, 2626, 4141, 4303, 4346, 5353, 8282, 8606, 10706, 13571, 17543, 27142, 28249, 33431, 35086, 53833, 56498, 66862, 69589, 107666, 139178, 176423, 219473, 228059, 352846, 434603, 438946, 456118, 719263, 869206, 1370671, 1438526, 1771843, 2741342, 2853149, 3543686, 5706298, 9350419, 17818723, 18700838, 23033959, 35637446, 46067918, 72645563, 145291126, 944392319, 1888784638]

約数ペア:

[(1, 1888784638), (2, 944392319), (13, 145291126), (26, 72645563), (41, 46067918), (53, 35637446), (82, 23033959), (101, 18700838), (106, 17818723), (202, 9350419), (331, 5706298), (533, 3543686), (662, 2853149), (689, 2741342), (1066, 1771843), (1313, 1438526), (1378, 1370671), (2173, 869206), (2626, 719263), (4141, 456118), (4303, 438946), (4346, 434603), (5353, 352846), (8282, 228059), (8606, 219473), (10706, 176423), (13571, 139178), (17543, 107666), (27142, 69589), (28249, 66862), (33431, 56498), (35086, 53833)]