19637772

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{401}}^1$

素因数の和:479

約数の個数: 96

約数和(自身を含む): 58351104

約数和(自身を除く): 38713332

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 33, 42, 44, 53, 66, 77, 84, 106, 132, 154, 159, 212, 231, 308, 318, 371, 401, 462, 583, 636, 742, 802, 924, 1113, 1166, 1203, 1484, 1604, 1749, 2226, 2332, 2406, 2807, 3498, 4081, 4411, 4452, 4812, 5614, 6996, 8162, 8421, 8822, 11228, 12243, 13233, 16324, 16842, 17644, 21253, 24486, 26466, 30877, 33684, 42506, 48972, 52932, 61754, 63759, 85012, 92631, 123508, 127518, 148771, 185262, 233783, 255036, 297542, 370524, 446313, 467566, 595084, 701349, 892626, 935132, 1402698, 1636481, 1785252, 2805396, 3272962, 4909443, 6545924, 9818886, 19637772]

約数ペア:

[(1, 19637772), (2, 9818886), (3, 6545924), (4, 4909443), (6, 3272962), (7, 2805396), (11, 1785252), (12, 1636481), (14, 1402698), (21, 935132), (22, 892626), (28, 701349), (33, 595084), (42, 467566), (44, 446313), (53, 370524), (66, 297542), (77, 255036), (84, 233783), (106, 185262), (132, 148771), (154, 127518), (159, 123508), (212, 92631), (231, 85012), (308, 63759), (318, 61754), (371, 52932), (401, 48972), (462, 42506), (583, 33684), (636, 30877), (742, 26466), (802, 24486), (924, 21253), (1113, 17644), (1166, 16842), (1203, 16324), (1484, 13233), (1604, 12243), (1749, 11228), (2226, 8822), (2332, 8421), (2406, 8162), (2807, 6996), (3498, 5614), (4081, 4812), (4411, 4452)]