18789498

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{11471}}^1$

素因数の和:11499

約数の個数: 48

約数和(自身を含む): 50109696

約数和(自身を除く): 31320198

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 39, 42, 63, 78, 91, 117, 126, 182, 234, 273, 546, 819, 1638, 11471, 22942, 34413, 68826, 80297, 103239, 149123, 160594, 206478, 240891, 298246, 447369, 481782, 722673, 894738, 1043861, 1342107, 1445346, 2087722, 2684214, 3131583, 6263166, 9394749, 18789498]

約数ペア:

[(1, 18789498), (2, 9394749), (3, 6263166), (6, 3131583), (7, 2684214), (9, 2087722), (13, 1445346), (14, 1342107), (18, 1043861), (21, 894738), (26, 722673), (39, 481782), (42, 447369), (63, 298246), (78, 240891), (91, 206478), (117, 160594), (126, 149123), (182, 103239), (234, 80297), (273, 68826), (546, 34413), (819, 22942), (1638, 11471)]