18711550

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2617}}^1$

素因数の和:2653

約数の個数: 48

約数和(自身を含む): 40903632

約数和(自身を除く): 22192082

約数列:

[1, 2, 5, 10, 11, 13, 22, 25, 26, 50, 55, 65, 110, 130, 143, 275, 286, 325, 550, 650, 715, 1430, 2617, 3575, 5234, 7150, 13085, 26170, 28787, 34021, 57574, 65425, 68042, 130850, 143935, 170105, 287870, 340210, 374231, 719675, 748462, 850525, 1439350, 1701050, 1871155, 3742310, 9355775, 18711550]

約数ペア:

[(1, 18711550), (2, 9355775), (5, 3742310), (10, 1871155), (11, 1701050), (13, 1439350), (22, 850525), (25, 748462), (26, 719675), (50, 374231), (55, 340210), (65, 287870), (110, 170105), (130, 143935), (143, 130850), (275, 68042), (286, 65425), (325, 57574), (550, 34021), (650, 28787), (715, 26170), (1430, 13085), (2617, 7150), (3575, 5234)]