19581336

素因数分解:

$2^3\times 3^2\times {\mathrm{31}}^2\times {\mathrm{283}}^1$

素因数の和:357

約数の個数: 72

約数和(自身を含む): 54992340

約数和(自身を除く): 35411004

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 31, 36, 62, 72, 93, 124, 186, 248, 279, 283, 372, 558, 566, 744, 849, 961, 1116, 1132, 1698, 1922, 2232, 2264, 2547, 2883, 3396, 3844, 5094, 5766, 6792, 7688, 8649, 8773, 10188, 11532, 17298, 17546, 20376, 23064, 26319, 34596, 35092, 52638, 69192, 70184, 78957, 105276, 157914, 210552, 271963, 315828, 543926, 631656, 815889, 1087852, 1631778, 2175704, 2447667, 3263556, 4895334, 6527112, 9790668, 19581336]

約数ペア:

[(1, 19581336), (2, 9790668), (3, 6527112), (4, 4895334), (6, 3263556), (8, 2447667), (9, 2175704), (12, 1631778), (18, 1087852), (24, 815889), (31, 631656), (36, 543926), (62, 315828), (72, 271963), (93, 210552), (124, 157914), (186, 105276), (248, 78957), (279, 70184), (283, 69192), (372, 52638), (558, 35092), (566, 34596), (744, 26319), (849, 23064), (961, 20376), (1116, 17546), (1132, 17298), (1698, 11532), (1922, 10188), (2232, 8773), (2264, 8649), (2547, 7688), (2883, 6792), (3396, 5766), (3844, 5094)]