19239636

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{53}}^1\times {\mathrm{179}}^1$

素因数の和:265

約数の個数: 72

約数和(自身を含む): 49805280

約数和(自身を除く): 30565644

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 53, 78, 106, 156, 159, 169, 179, 212, 318, 338, 358, 507, 537, 636, 676, 689, 716, 1014, 1074, 1378, 2028, 2067, 2148, 2327, 2756, 4134, 4654, 6981, 8268, 8957, 9308, 9487, 13962, 17914, 18974, 26871, 27924, 28461, 30251, 35828, 37948, 53742, 56922, 60502, 90753, 107484, 113844, 121004, 123331, 181506, 246662, 363012, 369993, 493324, 739986, 1479972, 1603303, 3206606, 4809909, 6413212, 9619818, 19239636]

約数ペア:

[(1, 19239636), (2, 9619818), (3, 6413212), (4, 4809909), (6, 3206606), (12, 1603303), (13, 1479972), (26, 739986), (39, 493324), (52, 369993), (53, 363012), (78, 246662), (106, 181506), (156, 123331), (159, 121004), (169, 113844), (179, 107484), (212, 90753), (318, 60502), (338, 56922), (358, 53742), (507, 37948), (537, 35828), (636, 30251), (676, 28461), (689, 27924), (716, 26871), (1014, 18974), (1074, 17914), (1378, 13962), (2028, 9487), (2067, 9308), (2148, 8957), (2327, 8268), (2756, 6981), (4134, 4654)]