18447324

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{137}}^1\times {\mathrm{229}}^1$

素因数の和:387

約数の個数: 72

約数和(自身を含む): 50657040

約数和(自身を除く): 32209716

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 137, 147, 196, 229, 274, 294, 411, 458, 548, 588, 687, 822, 916, 959, 1374, 1603, 1644, 1918, 2748, 2877, 3206, 3836, 4809, 5754, 6412, 6713, 9618, 11221, 11508, 13426, 19236, 20139, 22442, 26852, 31373, 33663, 40278, 44884, 62746, 67326, 80556, 94119, 125492, 134652, 188238, 219611, 376476, 439222, 658833, 878444, 1317666, 1537277, 2635332, 3074554, 4611831, 6149108, 9223662, 18447324]

約数ペア:

[(1, 18447324), (2, 9223662), (3, 6149108), (4, 4611831), (6, 3074554), (7, 2635332), (12, 1537277), (14, 1317666), (21, 878444), (28, 658833), (42, 439222), (49, 376476), (84, 219611), (98, 188238), (137, 134652), (147, 125492), (196, 94119), (229, 80556), (274, 67326), (294, 62746), (411, 44884), (458, 40278), (548, 33663), (588, 31373), (687, 26852), (822, 22442), (916, 20139), (959, 19236), (1374, 13426), (1603, 11508), (1644, 11221), (1918, 9618), (2748, 6713), (2877, 6412), (3206, 5754), (3836, 4809)]