19279620

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{3967}}^1$

素因数の和:3991

約数の個数: 72

約数和(自身を含む): 60662784

約数和(自身を除く): 41383164

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 243, 270, 324, 405, 486, 540, 810, 972, 1215, 1620, 2430, 3967, 4860, 7934, 11901, 15868, 19835, 23802, 35703, 39670, 47604, 59505, 71406, 79340, 107109, 119010, 142812, 178515, 214218, 238020, 321327, 357030, 428436, 535545, 642654, 714060, 963981, 1071090, 1285308, 1606635, 1927962, 2142180, 3213270, 3855924, 4819905, 6426540, 9639810, 19279620]

約数ペア:

[(1, 19279620), (2, 9639810), (3, 6426540), (4, 4819905), (5, 3855924), (6, 3213270), (9, 2142180), (10, 1927962), (12, 1606635), (15, 1285308), (18, 1071090), (20, 963981), (27, 714060), (30, 642654), (36, 535545), (45, 428436), (54, 357030), (60, 321327), (81, 238020), (90, 214218), (108, 178515), (135, 142812), (162, 119010), (180, 107109), (243, 79340), (270, 71406), (324, 59505), (405, 47604), (486, 39670), (540, 35703), (810, 23802), (972, 19835), (1215, 15868), (1620, 11901), (2430, 7934), (3967, 4860)]