19878392016

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{571}}^1\times {\mathrm{34537}}^1$

素因数の和:35129

約数の個数: 120

約数和(自身を含む): 63692492864

約数和(自身を除く): 43814100848

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 84, 112, 126, 144, 168, 252, 336, 504, 571, 1008, 1142, 1713, 2284, 3426, 3997, 4568, 5139, 6852, 7994, 9136, 10278, 11991, 13704, 15988, 20556, 23982, 27408, 31976, 34537, 35973, 41112, 47964, 63952, 69074, 71946, 82224, 95928, 103611, 138148, 143892, 191856, 207222, 241759, 276296, 287784, 310833, 414444, 483518, 552592, 575568, 621666, 725277, 828888, 967036, 1243332, 1450554, 1657776, 1934072, 2175831, 2486664, 2901108, 3868144, 4351662, 4973328, 5802216, 8703324, 11604432, 17406648, 19720627, 34813296, 39441254, 59161881, 78882508, 118323762, 138044389, 157765016, 177485643, 236647524, 276088778, 315530032, 354971286, 414133167, 473295048, 552177556, 709942572, 828266334, 946590096, 1104355112, 1242399501, 1419885144, 1656532668, 2208710224, 2484799002, 2839770288, 3313065336, 4969598004, 6626130672, 9939196008, 19878392016]

約数ペア:

[(1, 19878392016), (2, 9939196008), (3, 6626130672), (4, 4969598004), (6, 3313065336), (7, 2839770288), (8, 2484799002), (9, 2208710224), (12, 1656532668), (14, 1419885144), (16, 1242399501), (18, 1104355112), (21, 946590096), (24, 828266334), (28, 709942572), (36, 552177556), (42, 473295048), (48, 414133167), (56, 354971286), (63, 315530032), (72, 276088778), (84, 236647524), (112, 177485643), (126, 157765016), (144, 138044389), (168, 118323762), (252, 78882508), (336, 59161881), (504, 39441254), (571, 34813296), (1008, 19720627), (1142, 17406648), (1713, 11604432), (2284, 8703324), (3426, 5802216), (3997, 4973328), (4568, 4351662), (5139, 3868144), (6852, 2901108), (7994, 2486664), (9136, 2175831), (10278, 1934072), (11991, 1657776), (13704, 1450554), (15988, 1243332), (20556, 967036), (23982, 828888), (27408, 725277), (31976, 621666), (34537, 575568), (35973, 552592), (41112, 483518), (47964, 414444), (63952, 310833), (69074, 287784), (71946, 276296), (82224, 241759), (95928, 207222), (103611, 191856), (138148, 143892)]