18672732

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2347}}^1$

素因数の和:2387

約数の個数: 72

約数和(自身を含む): 53844336

約数和(自身を除く): 35171604

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 17, 18, 26, 34, 36, 39, 51, 52, 68, 78, 102, 117, 153, 156, 204, 221, 234, 306, 442, 468, 612, 663, 884, 1326, 1989, 2347, 2652, 3978, 4694, 7041, 7956, 9388, 14082, 21123, 28164, 30511, 39899, 42246, 61022, 79798, 84492, 91533, 119697, 122044, 159596, 183066, 239394, 274599, 359091, 366132, 478788, 518687, 549198, 718182, 1037374, 1098396, 1436364, 1556061, 2074748, 3112122, 4668183, 6224244, 9336366, 18672732]

約数ペア:

[(1, 18672732), (2, 9336366), (3, 6224244), (4, 4668183), (6, 3112122), (9, 2074748), (12, 1556061), (13, 1436364), (17, 1098396), (18, 1037374), (26, 718182), (34, 549198), (36, 518687), (39, 478788), (51, 366132), (52, 359091), (68, 274599), (78, 239394), (102, 183066), (117, 159596), (153, 122044), (156, 119697), (204, 91533), (221, 84492), (234, 79798), (306, 61022), (442, 42246), (468, 39899), (612, 30511), (663, 28164), (884, 21123), (1326, 14082), (1989, 9388), (2347, 7956), (2652, 7041), (3978, 4694)]