18615012

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{67}}^1\times {\mathrm{137}}^1$

素因数の和:237

約数の個数: 72

約数和(自身を含む): 48083616

約数和(自身を除く): 29468604

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 67, 78, 134, 137, 156, 169, 201, 268, 274, 338, 402, 411, 507, 548, 676, 804, 822, 871, 1014, 1644, 1742, 1781, 2028, 2613, 3484, 3562, 5226, 5343, 7124, 9179, 10452, 10686, 11323, 18358, 21372, 22646, 23153, 27537, 33969, 36716, 45292, 46306, 55074, 67938, 69459, 92612, 110148, 119327, 135876, 138918, 238654, 277836, 357981, 477308, 715962, 1431924, 1551251, 3102502, 4653753, 6205004, 9307506, 18615012]

約数ペア:

[(1, 18615012), (2, 9307506), (3, 6205004), (4, 4653753), (6, 3102502), (12, 1551251), (13, 1431924), (26, 715962), (39, 477308), (52, 357981), (67, 277836), (78, 238654), (134, 138918), (137, 135876), (156, 119327), (169, 110148), (201, 92612), (268, 69459), (274, 67938), (338, 55074), (402, 46306), (411, 45292), (507, 36716), (548, 33969), (676, 27537), (804, 23153), (822, 22646), (871, 21372), (1014, 18358), (1644, 11323), (1742, 10686), (1781, 10452), (2028, 9179), (2613, 7124), (3484, 5343), (3562, 5226)]