18987723710

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{7547}}^1\times {\mathrm{5851}}^1$

素因数の和:13448

約数の個数: 32

約数和(自身を含む): 34983349632

約数和(自身を除く): 15995625922

約数列:

[1, 2, 5, 10, 43, 86, 215, 430, 5851, 7547, 11702, 15094, 29255, 37735, 58510, 75470, 251593, 324521, 503186, 649042, 1257965, 1622605, 2515930, 3245210, 44157497, 88314994, 220787485, 441574970, 1898772371, 3797544742, 9493861855, 18987723710]

約数ペア:

[(1, 18987723710), (2, 9493861855), (5, 3797544742), (10, 1898772371), (43, 441574970), (86, 220787485), (215, 88314994), (430, 44157497), (5851, 3245210), (7547, 2515930), (11702, 1622605), (15094, 1257965), (29255, 649042), (37735, 503186), (58510, 324521), (75470, 251593)]