18620223012

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{2789}}^1\times {\mathrm{10909}}^1$

素因数の和:13725

約数の個数: 72

約数和(自身を含む): 49858918200

約数和(自身を除く): 31238695188

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 68, 102, 153, 204, 306, 612, 2789, 5578, 8367, 10909, 11156, 16734, 21818, 25101, 32727, 33468, 43636, 47413, 50202, 65454, 94826, 98181, 100404, 130908, 142239, 185453, 189652, 196362, 284478, 370906, 392724, 426717, 556359, 568956, 741812, 853434, 1112718, 1669077, 1706868, 2225436, 3338154, 6676308, 30425201, 60850402, 91275603, 121700804, 182551206, 273826809, 365102412, 517228417, 547653618, 1034456834, 1095307236, 1551685251, 2068913668, 3103370502, 4655055753, 6206741004, 9310111506, 18620223012]

約数ペア:

[(1, 18620223012), (2, 9310111506), (3, 6206741004), (4, 4655055753), (6, 3103370502), (9, 2068913668), (12, 1551685251), (17, 1095307236), (18, 1034456834), (34, 547653618), (36, 517228417), (51, 365102412), (68, 273826809), (102, 182551206), (153, 121700804), (204, 91275603), (306, 60850402), (612, 30425201), (2789, 6676308), (5578, 3338154), (8367, 2225436), (10909, 1706868), (11156, 1669077), (16734, 1112718), (21818, 853434), (25101, 741812), (32727, 568956), (33468, 556359), (43636, 426717), (47413, 392724), (50202, 370906), (65454, 284478), (94826, 196362), (98181, 189652), (100404, 185453), (130908, 142239)]