18975062340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{8109001}}^1$

素因数の和:8109029

約数の個数: 72

約数和(自身を含む): 61985211288

約数和(自身を除く): 43010148948

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 8109001, 16218002, 24327003, 32436004, 40545005, 48654006, 72981009, 81090010, 97308012, 105417013, 121635015, 145962018, 162180020, 210834026, 243270030, 291924036, 316251039, 364905045, 421668052, 486540060, 527085065, 632502078, 729810090, 948753117, 1054170130, 1265004156, 1459620180, 1581255195, 1897506234, 2108340260, 3162510390, 3795012468, 4743765585, 6325020780, 9487531170, 18975062340]

約数ペア:

[(1, 18975062340), (2, 9487531170), (3, 6325020780), (4, 4743765585), (5, 3795012468), (6, 3162510390), (9, 2108340260), (10, 1897506234), (12, 1581255195), (13, 1459620180), (15, 1265004156), (18, 1054170130), (20, 948753117), (26, 729810090), (30, 632502078), (36, 527085065), (39, 486540060), (45, 421668052), (52, 364905045), (60, 316251039), (65, 291924036), (78, 243270030), (90, 210834026), (117, 162180020), (130, 145962018), (156, 121635015), (180, 105417013), (195, 97308012), (234, 81090010), (260, 72981009), (390, 48654006), (468, 40545005), (585, 32436004), (780, 24327003), (1170, 16218002), (2340, 8109001)]