18870297974

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{703643}}^1$

素因数の和:703732

約数の個数: 32

約数和(自身を含む): 32829214464

約数和(自身を除く): 13958916490

約数列:

[1, 2, 11, 22, 23, 46, 53, 106, 253, 506, 583, 1166, 1219, 2438, 13409, 26818, 703643, 1407286, 7740073, 15480146, 16183789, 32367578, 37293079, 74586158, 178021679, 356043358, 410223869, 820447738, 857740817, 1715481634, 9435148987, 18870297974]

約数ペア:

[(1, 18870297974), (2, 9435148987), (11, 1715481634), (22, 857740817), (23, 820447738), (46, 410223869), (53, 356043358), (106, 178021679), (253, 74586158), (506, 37293079), (583, 32367578), (1166, 16183789), (1219, 15480146), (2438, 7740073), (13409, 1407286), (26818, 703643)]