8363838

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{223}}^1$

素因数の和:301

約数の個数: 64

約数和(自身を含む): 20643840

約数和(自身を除く): 12280002

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 47, 57, 94, 114, 133, 141, 223, 266, 282, 329, 399, 446, 658, 669, 798, 893, 987, 1338, 1561, 1786, 1974, 2679, 3122, 4237, 4683, 5358, 6251, 8474, 9366, 10481, 12502, 12711, 18753, 20962, 25422, 29659, 31443, 37506, 59318, 62886, 73367, 88977, 146734, 177954, 199139, 220101, 398278, 440202, 597417, 1194834, 1393973, 2787946, 4181919, 8363838]

約数ペア:

[(1, 8363838), (2, 4181919), (3, 2787946), (6, 1393973), (7, 1194834), (14, 597417), (19, 440202), (21, 398278), (38, 220101), (42, 199139), (47, 177954), (57, 146734), (94, 88977), (114, 73367), (133, 62886), (141, 59318), (223, 37506), (266, 31443), (282, 29659), (329, 25422), (399, 20962), (446, 18753), (658, 12711), (669, 12502), (798, 10481), (893, 9366), (987, 8474), (1338, 6251), (1561, 5358), (1786, 4683), (1974, 4237), (2679, 3122)]