13439764

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{223}}^1$

素因数の和:320

約数の個数: 48

約数和(自身を含む): 27220480

約数和(自身を除く): 13780716

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 61, 76, 122, 223, 244, 247, 446, 494, 793, 892, 988, 1159, 1586, 2318, 2899, 3172, 4237, 4636, 5798, 8474, 11596, 13603, 15067, 16948, 27206, 30134, 54412, 55081, 60268, 110162, 176839, 220324, 258457, 353678, 516914, 707356, 1033828, 3359941, 6719882, 13439764]

約数ペア:

[(1, 13439764), (2, 6719882), (4, 3359941), (13, 1033828), (19, 707356), (26, 516914), (38, 353678), (52, 258457), (61, 220324), (76, 176839), (122, 110162), (223, 60268), (244, 55081), (247, 54412), (446, 30134), (494, 27206), (793, 16948), (892, 15067), (988, 13603), (1159, 11596), (1586, 8474), (2318, 5798), (2899, 4636), (3172, 4237)]