19638180

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{887}}^1$

素因数の和:946

約数の個数: 96

約数和(自身を含む): 62657280

約数和(自身を除く): 43019100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 41, 45, 54, 60, 82, 90, 108, 123, 135, 164, 180, 205, 246, 270, 369, 410, 492, 540, 615, 738, 820, 887, 1107, 1230, 1476, 1774, 1845, 2214, 2460, 2661, 3548, 3690, 4428, 4435, 5322, 5535, 7380, 7983, 8870, 10644, 11070, 13305, 15966, 17740, 22140, 23949, 26610, 31932, 36367, 39915, 47898, 53220, 72734, 79830, 95796, 109101, 119745, 145468, 159660, 181835, 218202, 239490, 327303, 363670, 436404, 478980, 545505, 654606, 727340, 981909, 1091010, 1309212, 1636515, 1963818, 2182020, 3273030, 3927636, 4909545, 6546060, 9819090, 19638180]

約数ペア:

[(1, 19638180), (2, 9819090), (3, 6546060), (4, 4909545), (5, 3927636), (6, 3273030), (9, 2182020), (10, 1963818), (12, 1636515), (15, 1309212), (18, 1091010), (20, 981909), (27, 727340), (30, 654606), (36, 545505), (41, 478980), (45, 436404), (54, 363670), (60, 327303), (82, 239490), (90, 218202), (108, 181835), (123, 159660), (135, 145468), (164, 119745), (180, 109101), (205, 95796), (246, 79830), (270, 72734), (369, 53220), (410, 47898), (492, 39915), (540, 36367), (615, 31932), (738, 26610), (820, 23949), (887, 22140), (1107, 17740), (1230, 15966), (1476, 13305), (1774, 11070), (1845, 10644), (2214, 8870), (2460, 7983), (2661, 7380), (3548, 5535), (3690, 5322), (4428, 4435)]