19953552

素因数分解:

$2^4\times 3^1\times {\mathrm{41}}^1\times {\mathrm{10139}}^1$

素因数の和:10191

約数の個数: 40

約数和(自身を含む): 52809120

約数和(自身を除く): 32855568

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 41, 48, 82, 123, 164, 246, 328, 492, 656, 984, 1968, 10139, 20278, 30417, 40556, 60834, 81112, 121668, 162224, 243336, 415699, 486672, 831398, 1247097, 1662796, 2494194, 3325592, 4988388, 6651184, 9976776, 19953552]

約数ペア:

[(1, 19953552), (2, 9976776), (3, 6651184), (4, 4988388), (6, 3325592), (8, 2494194), (12, 1662796), (16, 1247097), (24, 831398), (41, 486672), (48, 415699), (82, 243336), (123, 162224), (164, 121668), (246, 81112), (328, 60834), (492, 40556), (656, 30417), (984, 20278), (1968, 10139)]