19280394

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{6653}}^1$

素因数の和:6691

約数の個数: 48

約数和(自身を含む): 49825152

約数和(自身を除く): 30544758

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 23, 42, 46, 63, 69, 126, 138, 161, 207, 322, 414, 483, 966, 1449, 2898, 6653, 13306, 19959, 39918, 46571, 59877, 93142, 119754, 139713, 153019, 279426, 306038, 419139, 459057, 838278, 918114, 1071133, 1377171, 2142266, 2754342, 3213399, 6426798, 9640197, 19280394]

約数ペア:

[(1, 19280394), (2, 9640197), (3, 6426798), (6, 3213399), (7, 2754342), (9, 2142266), (14, 1377171), (18, 1071133), (21, 918114), (23, 838278), (42, 459057), (46, 419139), (63, 306038), (69, 279426), (126, 153019), (138, 139713), (161, 119754), (207, 93142), (322, 59877), (414, 46571), (483, 39918), (966, 19959), (1449, 13306), (2898, 6653)]