18581567446

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{331}}^1\times {\mathrm{5981}}^1$

素因数の和:6365

約数の個数: 48

約数和(自身を含む): 31780356048

約数和(自身を除く): 13198788602

約数列:

[1, 2, 13, 19, 26, 38, 247, 331, 361, 494, 662, 722, 4303, 4693, 5981, 6289, 8606, 9386, 11962, 12578, 77753, 81757, 113639, 119491, 155506, 163514, 227278, 238982, 1477307, 1553383, 1979711, 2159141, 2954614, 3106766, 3959422, 4318282, 25736243, 28068833, 37614509, 51472486, 56137666, 75229018, 488988617, 714675671, 977977234, 1429351342, 9290783723, 18581567446]

約数ペア:

[(1, 18581567446), (2, 9290783723), (13, 1429351342), (19, 977977234), (26, 714675671), (38, 488988617), (247, 75229018), (331, 56137666), (361, 51472486), (494, 37614509), (662, 28068833), (722, 25736243), (4303, 4318282), (4693, 3959422), (5981, 3106766), (6289, 2954614), (8606, 2159141), (9386, 1979711), (11962, 1553383), (12578, 1477307), (77753, 238982), (81757, 227278), (113639, 163514), (119491, 155506)]