19044540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{3413}}^1$

素因数の和:3459

約数の個数: 72

約数和(自身を含む): 59649408

約数和(自身を除く): 40604868

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 279, 310, 372, 465, 558, 620, 930, 1116, 1395, 1860, 2790, 3413, 5580, 6826, 10239, 13652, 17065, 20478, 30717, 34130, 40956, 51195, 61434, 68260, 102390, 105803, 122868, 153585, 204780, 211606, 307170, 317409, 423212, 529015, 614340, 634818, 952227, 1058030, 1269636, 1587045, 1904454, 2116060, 3174090, 3808908, 4761135, 6348180, 9522270, 19044540]

約数ペア:

[(1, 19044540), (2, 9522270), (3, 6348180), (4, 4761135), (5, 3808908), (6, 3174090), (9, 2116060), (10, 1904454), (12, 1587045), (15, 1269636), (18, 1058030), (20, 952227), (30, 634818), (31, 614340), (36, 529015), (45, 423212), (60, 317409), (62, 307170), (90, 211606), (93, 204780), (124, 153585), (155, 122868), (180, 105803), (186, 102390), (279, 68260), (310, 61434), (372, 51195), (465, 40956), (558, 34130), (620, 30717), (930, 20478), (1116, 17065), (1395, 13652), (1860, 10239), (2790, 6826), (3413, 5580)]