18834244

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1733}}^1$

素因数の和:1780

約数の個数: 48

約数和(自身を含む): 40783680

約数和(自身を除く): 21949436

約数列:

[1, 2, 4, 11, 13, 19, 22, 26, 38, 44, 52, 76, 143, 209, 247, 286, 418, 494, 572, 836, 988, 1733, 2717, 3466, 5434, 6932, 10868, 19063, 22529, 32927, 38126, 45058, 65854, 76252, 90116, 131708, 247819, 362197, 428051, 495638, 724394, 856102, 991276, 1448788, 1712204, 4708561, 9417122, 18834244]

約数ペア:

[(1, 18834244), (2, 9417122), (4, 4708561), (11, 1712204), (13, 1448788), (19, 991276), (22, 856102), (26, 724394), (38, 495638), (44, 428051), (52, 362197), (76, 247819), (143, 131708), (209, 90116), (247, 76252), (286, 65854), (418, 45058), (494, 38126), (572, 32927), (836, 22529), (988, 19063), (1733, 10868), (2717, 6932), (3466, 5434)]