20938565536

素因数分解:

$2^5\times 7^2\times {\mathrm{229}}^1\times {\mathrm{58313}}^1$

素因数の和:58566

約数の個数: 72

約数和(自身を含む): 48163282020

約数和(自身を除く): 27224716484

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 98, 112, 196, 224, 229, 392, 458, 784, 916, 1568, 1603, 1832, 3206, 3664, 6412, 7328, 11221, 12824, 22442, 25648, 44884, 51296, 58313, 89768, 116626, 179536, 233252, 359072, 408191, 466504, 816382, 933008, 1632764, 1866016, 2857337, 3265528, 5714674, 6531056, 11429348, 13062112, 13353677, 22858696, 26707354, 45717392, 53414708, 91434784, 93475739, 106829416, 186951478, 213658832, 373902956, 427317664, 654330173, 747805912, 1308660346, 1495611824, 2617320692, 2991223648, 5234641384, 10469282768, 20938565536]

約数ペア:

[(1, 20938565536), (2, 10469282768), (4, 5234641384), (7, 2991223648), (8, 2617320692), (14, 1495611824), (16, 1308660346), (28, 747805912), (32, 654330173), (49, 427317664), (56, 373902956), (98, 213658832), (112, 186951478), (196, 106829416), (224, 93475739), (229, 91434784), (392, 53414708), (458, 45717392), (784, 26707354), (916, 22858696), (1568, 13353677), (1603, 13062112), (1832, 11429348), (3206, 6531056), (3664, 5714674), (6412, 3265528), (7328, 2857337), (11221, 1866016), (12824, 1632764), (22442, 933008), (25648, 816382), (44884, 466504), (51296, 408191), (58313, 359072), (89768, 233252), (116626, 179536)]