18930522

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{7829}}^1$

素因数の和:7878

約数の個数: 32

約数和(自身を含む): 42094080

約数和(自身を除く): 23163558

約数列:

[1, 2, 3, 6, 13, 26, 31, 39, 62, 78, 93, 186, 403, 806, 1209, 2418, 7829, 15658, 23487, 46974, 101777, 203554, 242699, 305331, 485398, 610662, 728097, 1456194, 3155087, 6310174, 9465261, 18930522]

約数ペア:

[(1, 18930522), (2, 9465261), (3, 6310174), (6, 3155087), (13, 1456194), (26, 728097), (31, 610662), (39, 485398), (62, 305331), (78, 242699), (93, 203554), (186, 101777), (403, 46974), (806, 23487), (1209, 15658), (2418, 7829)]