19120452

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^2$

素因数の和:189

約数の個数: 72

約数和(自身を含む): 50831424

約数和(自身を除く): 31710972

約数列:

[1, 2, 3, 4, 6, 12, 13, 23, 26, 39, 46, 52, 69, 73, 78, 92, 138, 146, 156, 219, 276, 292, 299, 438, 598, 876, 897, 949, 1196, 1679, 1794, 1898, 2847, 3358, 3588, 3796, 5037, 5329, 5694, 6716, 10074, 10658, 11388, 15987, 20148, 21316, 21827, 31974, 43654, 63948, 65481, 69277, 87308, 122567, 130962, 138554, 207831, 245134, 261924, 277108, 367701, 415662, 490268, 735402, 831324, 1470804, 1593371, 3186742, 4780113, 6373484, 9560226, 19120452]

約数ペア:

[(1, 19120452), (2, 9560226), (3, 6373484), (4, 4780113), (6, 3186742), (12, 1593371), (13, 1470804), (23, 831324), (26, 735402), (39, 490268), (46, 415662), (52, 367701), (69, 277108), (73, 261924), (78, 245134), (92, 207831), (138, 138554), (146, 130962), (156, 122567), (219, 87308), (276, 69277), (292, 65481), (299, 63948), (438, 43654), (598, 31974), (876, 21827), (897, 21316), (949, 20148), (1196, 15987), (1679, 11388), (1794, 10658), (1898, 10074), (2847, 6716), (3358, 5694), (3588, 5329), (3796, 5037)]