19953336

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2063}}^1$

素因数の和:2116

約数の個数: 64

約数和(自身を含む): 55480320

約数和(自身を除く): 35526984

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 31, 39, 52, 62, 78, 93, 104, 124, 156, 186, 248, 312, 372, 403, 744, 806, 1209, 1612, 2063, 2418, 3224, 4126, 4836, 6189, 8252, 9672, 12378, 16504, 24756, 26819, 49512, 53638, 63953, 80457, 107276, 127906, 160914, 191859, 214552, 255812, 321828, 383718, 511624, 643656, 767436, 831389, 1534872, 1662778, 2494167, 3325556, 4988334, 6651112, 9976668, 19953336]

約数ペア:

[(1, 19953336), (2, 9976668), (3, 6651112), (4, 4988334), (6, 3325556), (8, 2494167), (12, 1662778), (13, 1534872), (24, 831389), (26, 767436), (31, 643656), (39, 511624), (52, 383718), (62, 321828), (78, 255812), (93, 214552), (104, 191859), (124, 160914), (156, 127906), (186, 107276), (248, 80457), (312, 63953), (372, 53638), (403, 49512), (744, 26819), (806, 24756), (1209, 16504), (1612, 12378), (2063, 9672), (2418, 8252), (3224, 6189), (4126, 4836)]