18830928

素因数分解:

$2^4\times 3^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{461}}^1$

素因数の和:532

約数の個数: 80

約数和(自身を含む): 52246656

約数和(自身を除く): 33415728

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 37, 46, 48, 69, 74, 92, 111, 138, 148, 184, 222, 276, 296, 368, 444, 461, 552, 592, 851, 888, 922, 1104, 1383, 1702, 1776, 1844, 2553, 2766, 3404, 3688, 5106, 5532, 6808, 7376, 10212, 10603, 11064, 13616, 17057, 20424, 21206, 22128, 31809, 34114, 40848, 42412, 51171, 63618, 68228, 84824, 102342, 127236, 136456, 169648, 204684, 254472, 272912, 392311, 409368, 508944, 784622, 818736, 1176933, 1569244, 2353866, 3138488, 4707732, 6276976, 9415464, 18830928]

約数ペア:

[(1, 18830928), (2, 9415464), (3, 6276976), (4, 4707732), (6, 3138488), (8, 2353866), (12, 1569244), (16, 1176933), (23, 818736), (24, 784622), (37, 508944), (46, 409368), (48, 392311), (69, 272912), (74, 254472), (92, 204684), (111, 169648), (138, 136456), (148, 127236), (184, 102342), (222, 84824), (276, 68228), (296, 63618), (368, 51171), (444, 42412), (461, 40848), (552, 34114), (592, 31809), (851, 22128), (888, 21206), (922, 20424), (1104, 17057), (1383, 13616), (1702, 11064), (1776, 10603), (1844, 10212), (2553, 7376), (2766, 6808), (3404, 5532), (3688, 5106)]