19539312

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{181}}^1$

素因数の和:378

約数の個数: 80

約数和(自身を含む): 54975648

約数和(自身を除く): 35436336

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 173, 181, 208, 312, 346, 362, 519, 543, 624, 692, 724, 1038, 1086, 1384, 1448, 2076, 2172, 2249, 2353, 2768, 2896, 4152, 4344, 4498, 4706, 6747, 7059, 8304, 8688, 8996, 9412, 13494, 14118, 17992, 18824, 26988, 28236, 31313, 35984, 37648, 53976, 56472, 62626, 93939, 107952, 112944, 125252, 187878, 250504, 375756, 407069, 501008, 751512, 814138, 1221207, 1503024, 1628276, 2442414, 3256552, 4884828, 6513104, 9769656, 19539312]

約数ペア:

[(1, 19539312), (2, 9769656), (3, 6513104), (4, 4884828), (6, 3256552), (8, 2442414), (12, 1628276), (13, 1503024), (16, 1221207), (24, 814138), (26, 751512), (39, 501008), (48, 407069), (52, 375756), (78, 250504), (104, 187878), (156, 125252), (173, 112944), (181, 107952), (208, 93939), (312, 62626), (346, 56472), (362, 53976), (519, 37648), (543, 35984), (624, 31313), (692, 28236), (724, 26988), (1038, 18824), (1086, 17992), (1384, 14118), (1448, 13494), (2076, 9412), (2172, 8996), (2249, 8688), (2353, 8304), (2768, 7059), (2896, 6747), (4152, 4706), (4344, 4498)]