18160156

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{163}}^1\times {\mathrm{173}}^1$

素因数の和:370

約数の個数: 48

約数和(自身を含む): 38352384

約数和(自身を除く): 20192228

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 163, 173, 322, 326, 346, 644, 652, 692, 1141, 1211, 2282, 2422, 3749, 3979, 4564, 4844, 7498, 7958, 14996, 15916, 26243, 27853, 28199, 52486, 55706, 56398, 104972, 111412, 112796, 197393, 394786, 648577, 789572, 1297154, 2594308, 4540039, 9080078, 18160156]

約数ペア:

[(1, 18160156), (2, 9080078), (4, 4540039), (7, 2594308), (14, 1297154), (23, 789572), (28, 648577), (46, 394786), (92, 197393), (161, 112796), (163, 111412), (173, 104972), (322, 56398), (326, 55706), (346, 52486), (644, 28199), (652, 27853), (692, 26243), (1141, 15916), (1211, 14996), (2282, 7958), (2422, 7498), (3749, 4844), (3979, 4564)]