20742348

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1$

素因数の和:223

約数の個数: 96

約数和(自身を含む): 56383488

約数和(自身を除く): 35641140

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 31, 33, 37, 44, 62, 66, 74, 93, 111, 124, 132, 137, 148, 186, 222, 274, 341, 372, 407, 411, 444, 548, 682, 814, 822, 1023, 1147, 1221, 1364, 1507, 1628, 1644, 2046, 2294, 2442, 3014, 3441, 4092, 4247, 4521, 4588, 4884, 5069, 6028, 6882, 8494, 9042, 10138, 12617, 12741, 13764, 15207, 16988, 18084, 20276, 25234, 25482, 30414, 37851, 46717, 50468, 50964, 55759, 60828, 75702, 93434, 111518, 140151, 151404, 157139, 167277, 186868, 223036, 280302, 314278, 334554, 471417, 560604, 628556, 669108, 942834, 1728529, 1885668, 3457058, 5185587, 6914116, 10371174, 20742348]

約数ペア:

[(1, 20742348), (2, 10371174), (3, 6914116), (4, 5185587), (6, 3457058), (11, 1885668), (12, 1728529), (22, 942834), (31, 669108), (33, 628556), (37, 560604), (44, 471417), (62, 334554), (66, 314278), (74, 280302), (93, 223036), (111, 186868), (124, 167277), (132, 157139), (137, 151404), (148, 140151), (186, 111518), (222, 93434), (274, 75702), (341, 60828), (372, 55759), (407, 50964), (411, 50468), (444, 46717), (548, 37851), (682, 30414), (814, 25482), (822, 25234), (1023, 20276), (1147, 18084), (1221, 16988), (1364, 15207), (1507, 13764), (1628, 12741), (1644, 12617), (2046, 10138), (2294, 9042), (2442, 8494), (3014, 6882), (3441, 6028), (4092, 5069), (4247, 4884), (4521, 4588)]