20874708

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1483}}^1$

素因数の和:1533

約数の個数: 72

約数和(自身を含む): 58339008

約数和(自身を除く): 37464300

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 23, 34, 36, 46, 51, 68, 69, 92, 102, 138, 153, 204, 207, 276, 306, 391, 414, 612, 782, 828, 1173, 1483, 1564, 2346, 2966, 3519, 4449, 4692, 5932, 7038, 8898, 13347, 14076, 17796, 25211, 26694, 34109, 50422, 53388, 68218, 75633, 100844, 102327, 136436, 151266, 204654, 226899, 302532, 306981, 409308, 453798, 579853, 613962, 907596, 1159706, 1227924, 1739559, 2319412, 3479118, 5218677, 6958236, 10437354, 20874708]

約数ペア:

[(1, 20874708), (2, 10437354), (3, 6958236), (4, 5218677), (6, 3479118), (9, 2319412), (12, 1739559), (17, 1227924), (18, 1159706), (23, 907596), (34, 613962), (36, 579853), (46, 453798), (51, 409308), (68, 306981), (69, 302532), (92, 226899), (102, 204654), (138, 151266), (153, 136436), (204, 102327), (207, 100844), (276, 75633), (306, 68218), (391, 53388), (414, 50422), (612, 34109), (782, 26694), (828, 25211), (1173, 17796), (1483, 14076), (1564, 13347), (2346, 8898), (2966, 7038), (3519, 5932), (4449, 4692)]