18783828

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{131}}^1\times {\mathrm{569}}^1$

素因数の和:717

約数の個数: 72

約数和(自身を含む): 54774720

約数和(自身を除く): 35990892

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 131, 252, 262, 393, 524, 569, 786, 917, 1138, 1179, 1572, 1707, 1834, 2276, 2358, 2751, 3414, 3668, 3983, 4716, 5121, 5502, 6828, 7966, 8253, 10242, 11004, 11949, 15932, 16506, 20484, 23898, 33012, 35847, 47796, 71694, 74539, 143388, 149078, 223617, 298156, 447234, 521773, 670851, 894468, 1043546, 1341702, 1565319, 2087092, 2683404, 3130638, 4695957, 6261276, 9391914, 18783828]

約数ペア:

[(1, 18783828), (2, 9391914), (3, 6261276), (4, 4695957), (6, 3130638), (7, 2683404), (9, 2087092), (12, 1565319), (14, 1341702), (18, 1043546), (21, 894468), (28, 670851), (36, 521773), (42, 447234), (63, 298156), (84, 223617), (126, 149078), (131, 143388), (252, 74539), (262, 71694), (393, 47796), (524, 35847), (569, 33012), (786, 23898), (917, 20484), (1138, 16506), (1179, 15932), (1572, 11949), (1707, 11004), (1834, 10242), (2276, 8253), (2358, 7966), (2751, 6828), (3414, 5502), (3668, 5121), (3983, 4716)]