19284252

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{257}}^1$

素因数の和:327

約数の個数: 72

約数和(自身を含む): 50235696

約数和(自身を除く): 30951444

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 37, 39, 52, 74, 78, 111, 148, 156, 169, 222, 257, 338, 444, 481, 507, 514, 676, 771, 962, 1014, 1028, 1443, 1542, 1924, 2028, 2886, 3084, 3341, 5772, 6253, 6682, 9509, 10023, 12506, 13364, 18759, 19018, 20046, 25012, 28527, 37518, 38036, 40092, 43433, 57054, 75036, 86866, 114108, 123617, 130299, 173732, 247234, 260598, 370851, 494468, 521196, 741702, 1483404, 1607021, 3214042, 4821063, 6428084, 9642126, 19284252]

約数ペア:

[(1, 19284252), (2, 9642126), (3, 6428084), (4, 4821063), (6, 3214042), (12, 1607021), (13, 1483404), (26, 741702), (37, 521196), (39, 494468), (52, 370851), (74, 260598), (78, 247234), (111, 173732), (148, 130299), (156, 123617), (169, 114108), (222, 86866), (257, 75036), (338, 57054), (444, 43433), (481, 40092), (507, 38036), (514, 37518), (676, 28527), (771, 25012), (962, 20046), (1014, 19018), (1028, 18759), (1443, 13364), (1542, 12506), (1924, 10023), (2028, 9509), (2886, 6682), (3084, 6253), (3341, 5772)]