18877434

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1$

素因数の和:199

約数の個数: 64

約数和(自身を含む): 41990400

約数和(自身を除く): 23112966

約数列:

[1, 2, 3, 6, 23, 29, 46, 53, 58, 69, 87, 89, 106, 138, 159, 174, 178, 267, 318, 534, 667, 1219, 1334, 1537, 2001, 2047, 2438, 2581, 3074, 3657, 4002, 4094, 4611, 4717, 5162, 6141, 7314, 7743, 9222, 9434, 12282, 14151, 15486, 28302, 35351, 59363, 70702, 106053, 108491, 118726, 136793, 178089, 212106, 216982, 273586, 325473, 356178, 410379, 650946, 820758, 3146239, 6292478, 9438717, 18877434]

約数ペア:

[(1, 18877434), (2, 9438717), (3, 6292478), (6, 3146239), (23, 820758), (29, 650946), (46, 410379), (53, 356178), (58, 325473), (69, 273586), (87, 216982), (89, 212106), (106, 178089), (138, 136793), (159, 118726), (174, 108491), (178, 106053), (267, 70702), (318, 59363), (534, 35351), (667, 28302), (1219, 15486), (1334, 14151), (1537, 12282), (2001, 9434), (2047, 9222), (2438, 7743), (2581, 7314), (3074, 6141), (3657, 5162), (4002, 4717), (4094, 4611)]