19299540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{227}}^1$

素因数の和:361

約数の個数: 96

約数和(自身を含む): 58988160

約数和(自身を除く): 39688620

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 109, 130, 156, 195, 218, 227, 260, 327, 390, 436, 454, 545, 654, 681, 780, 908, 1090, 1135, 1308, 1362, 1417, 1635, 2180, 2270, 2724, 2834, 2951, 3270, 3405, 4251, 4540, 5668, 5902, 6540, 6810, 7085, 8502, 8853, 11804, 13620, 14170, 14755, 17004, 17706, 21255, 24743, 28340, 29510, 35412, 42510, 44265, 49486, 59020, 74229, 85020, 88530, 98972, 123715, 148458, 177060, 247430, 296916, 321659, 371145, 494860, 643318, 742290, 964977, 1286636, 1484580, 1608295, 1929954, 3216590, 3859908, 4824885, 6433180, 9649770, 19299540]

約数ペア:

[(1, 19299540), (2, 9649770), (3, 6433180), (4, 4824885), (5, 3859908), (6, 3216590), (10, 1929954), (12, 1608295), (13, 1484580), (15, 1286636), (20, 964977), (26, 742290), (30, 643318), (39, 494860), (52, 371145), (60, 321659), (65, 296916), (78, 247430), (109, 177060), (130, 148458), (156, 123715), (195, 98972), (218, 88530), (227, 85020), (260, 74229), (327, 59020), (390, 49486), (436, 44265), (454, 42510), (545, 35412), (654, 29510), (681, 28340), (780, 24743), (908, 21255), (1090, 17706), (1135, 17004), (1308, 14755), (1362, 14170), (1417, 13620), (1635, 11804), (2180, 8853), (2270, 8502), (2724, 7085), (2834, 6810), (2951, 6540), (3270, 5902), (3405, 5668), (4251, 4540)]