18460624

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{409}}^1$

素因数の和:468

約数の個数: 80

約数和(自身を含む): 45552640

約数和(自身を除く): 27092016

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 31, 52, 56, 62, 91, 104, 112, 124, 182, 208, 217, 248, 364, 403, 409, 434, 496, 728, 806, 818, 868, 1456, 1612, 1636, 1736, 2821, 2863, 3224, 3272, 3472, 5317, 5642, 5726, 6448, 6544, 10634, 11284, 11452, 12679, 21268, 22568, 22904, 25358, 37219, 42536, 45136, 45808, 50716, 74438, 85072, 88753, 101432, 148876, 164827, 177506, 202864, 297752, 329654, 355012, 595504, 659308, 710024, 1153789, 1318616, 1420048, 2307578, 2637232, 4615156, 9230312, 18460624]

約数ペア:

[(1, 18460624), (2, 9230312), (4, 4615156), (7, 2637232), (8, 2307578), (13, 1420048), (14, 1318616), (16, 1153789), (26, 710024), (28, 659308), (31, 595504), (52, 355012), (56, 329654), (62, 297752), (91, 202864), (104, 177506), (112, 164827), (124, 148876), (182, 101432), (208, 88753), (217, 85072), (248, 74438), (364, 50716), (403, 45808), (409, 45136), (434, 42536), (496, 37219), (728, 25358), (806, 22904), (818, 22568), (868, 21268), (1456, 12679), (1612, 11452), (1636, 11284), (1736, 10634), (2821, 6544), (2863, 6448), (3224, 5726), (3272, 5642), (3472, 5317)]