19256835

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{157}}^1$

素因数の和:232

約数の個数: 64

約数和(自身を含む): 36312192

約数和(自身を除く): 17055357

約数列:

[1, 3, 5, 13, 15, 17, 37, 39, 51, 65, 85, 111, 157, 185, 195, 221, 255, 471, 481, 555, 629, 663, 785, 1105, 1443, 1887, 2041, 2355, 2405, 2669, 3145, 3315, 5809, 6123, 7215, 8007, 8177, 9435, 10205, 13345, 17427, 24531, 29045, 30615, 34697, 40035, 40885, 75517, 87135, 98753, 104091, 122655, 173485, 226551, 296259, 377585, 493765, 520455, 1132755, 1283789, 1481295, 3851367, 6418945, 19256835]

約数ペア:

[(1, 19256835), (3, 6418945), (5, 3851367), (13, 1481295), (15, 1283789), (17, 1132755), (37, 520455), (39, 493765), (51, 377585), (65, 296259), (85, 226551), (111, 173485), (157, 122655), (185, 104091), (195, 98753), (221, 87135), (255, 75517), (471, 40885), (481, 40035), (555, 34697), (629, 30615), (663, 29045), (785, 24531), (1105, 17427), (1443, 13345), (1887, 10205), (2041, 9435), (2355, 8177), (2405, 8007), (2669, 7215), (3145, 6123), (3315, 5809)]