22903972

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{101}}^1$

素因数の和:221

約数の個数: 72

約数和(自身を含む): 51279480

約数和(自身を除く): 28375508

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 89, 91, 98, 101, 178, 182, 196, 202, 356, 364, 404, 623, 637, 707, 1157, 1246, 1274, 1313, 1414, 2314, 2492, 2548, 2626, 2828, 4361, 4628, 4949, 5252, 8099, 8722, 8989, 9191, 9898, 16198, 17444, 17978, 18382, 19796, 32396, 35956, 36764, 56693, 62923, 64337, 113386, 116857, 125846, 128674, 226772, 233714, 251692, 257348, 440461, 467428, 817999, 880922, 1635998, 1761844, 3271996, 5725993, 11451986, 22903972]

約数ペア:

[(1, 22903972), (2, 11451986), (4, 5725993), (7, 3271996), (13, 1761844), (14, 1635998), (26, 880922), (28, 817999), (49, 467428), (52, 440461), (89, 257348), (91, 251692), (98, 233714), (101, 226772), (178, 128674), (182, 125846), (196, 116857), (202, 113386), (356, 64337), (364, 62923), (404, 56693), (623, 36764), (637, 35956), (707, 32396), (1157, 19796), (1246, 18382), (1274, 17978), (1313, 17444), (1414, 16198), (2314, 9898), (2492, 9191), (2548, 8989), (2626, 8722), (2828, 8099), (4361, 5252), (4628, 4949)]