18716152

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{547}}^1$

素因数の和:620

約数の個数: 64

約数和(自身を含む): 44190720

約数和(自身を除く): 25474568

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 47, 52, 56, 91, 94, 104, 182, 188, 329, 364, 376, 547, 611, 658, 728, 1094, 1222, 1316, 2188, 2444, 2632, 3829, 4277, 4376, 4888, 7111, 7658, 8554, 14222, 15316, 17108, 25709, 28444, 30632, 34216, 49777, 51418, 56888, 99554, 102836, 179963, 199108, 205672, 334217, 359926, 398216, 668434, 719852, 1336868, 1439704, 2339519, 2673736, 4679038, 9358076, 18716152]

約数ペア:

[(1, 18716152), (2, 9358076), (4, 4679038), (7, 2673736), (8, 2339519), (13, 1439704), (14, 1336868), (26, 719852), (28, 668434), (47, 398216), (52, 359926), (56, 334217), (91, 205672), (94, 199108), (104, 179963), (182, 102836), (188, 99554), (329, 56888), (364, 51418), (376, 49777), (547, 34216), (611, 30632), (658, 28444), (728, 25709), (1094, 17108), (1222, 15316), (1316, 14222), (2188, 8554), (2444, 7658), (2632, 7111), (3829, 4888), (4277, 4376)]