19796556

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{6679}}^1$

素因数の和:6718

約数の個数: 48

約数和(自身を含む): 52371200

約数和(自身を除く): 32574644

約数列:

[1, 2, 3, 4, 6, 12, 13, 19, 26, 38, 39, 52, 57, 76, 78, 114, 156, 228, 247, 494, 741, 988, 1482, 2964, 6679, 13358, 20037, 26716, 40074, 80148, 86827, 126901, 173654, 253802, 260481, 347308, 380703, 507604, 520962, 761406, 1041924, 1522812, 1649713, 3299426, 4949139, 6598852, 9898278, 19796556]

約数ペア:

[(1, 19796556), (2, 9898278), (3, 6598852), (4, 4949139), (6, 3299426), (12, 1649713), (13, 1522812), (19, 1041924), (26, 761406), (38, 520962), (39, 507604), (52, 380703), (57, 347308), (76, 260481), (78, 253802), (114, 173654), (156, 126901), (228, 86827), (247, 80148), (494, 40074), (741, 26716), (988, 20037), (1482, 13358), (2964, 6679)]