19266848

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{331}}^1$

素因数の和:465

約数の個数: 48

約数和(自身を含む): 40660704

約数和(自身を除く): 21393856

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 107, 136, 214, 272, 331, 428, 544, 662, 856, 1324, 1712, 1819, 2648, 3424, 3638, 5296, 5627, 7276, 10592, 11254, 14552, 22508, 29104, 35417, 45016, 58208, 70834, 90032, 141668, 180064, 283336, 566672, 602089, 1133344, 1204178, 2408356, 4816712, 9633424, 19266848]

約数ペア:

[(1, 19266848), (2, 9633424), (4, 4816712), (8, 2408356), (16, 1204178), (17, 1133344), (32, 602089), (34, 566672), (68, 283336), (107, 180064), (136, 141668), (214, 90032), (272, 70834), (331, 58208), (428, 45016), (544, 35417), (662, 29104), (856, 22508), (1324, 14552), (1712, 11254), (1819, 10592), (2648, 7276), (3424, 5627), (3638, 5296)]