18796590

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1619}}^1$

素因数の和:1678

約数の個数: 64

約数和(自身を含む): 51321600

約数和(自身を除く): 32525010

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 43, 45, 54, 86, 90, 129, 135, 215, 258, 270, 387, 430, 645, 774, 1161, 1290, 1619, 1935, 2322, 3238, 3870, 4857, 5805, 8095, 9714, 11610, 14571, 16190, 24285, 29142, 43713, 48570, 69617, 72855, 87426, 139234, 145710, 208851, 218565, 348085, 417702, 437130, 626553, 696170, 1044255, 1253106, 1879659, 2088510, 3132765, 3759318, 6265530, 9398295, 18796590]

約数ペア:

[(1, 18796590), (2, 9398295), (3, 6265530), (5, 3759318), (6, 3132765), (9, 2088510), (10, 1879659), (15, 1253106), (18, 1044255), (27, 696170), (30, 626553), (43, 437130), (45, 417702), (54, 348085), (86, 218565), (90, 208851), (129, 145710), (135, 139234), (215, 87426), (258, 72855), (270, 69617), (387, 48570), (430, 43713), (645, 29142), (774, 24285), (1161, 16190), (1290, 14571), (1619, 11610), (1935, 9714), (2322, 8095), (3238, 5805), (3870, 4857)]