18692030

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{1031}}^1$

素因数の和:1089

約数の個数: 48

約数和(自身を含む): 40235616

約数和(自身を除く): 21543586

約数列:

[1, 2, 5, 7, 10, 14, 35, 37, 49, 70, 74, 98, 185, 245, 259, 370, 490, 518, 1031, 1295, 1813, 2062, 2590, 3626, 5155, 7217, 9065, 10310, 14434, 18130, 36085, 38147, 50519, 72170, 76294, 101038, 190735, 252595, 267029, 381470, 505190, 534058, 1335145, 1869203, 2670290, 3738406, 9346015, 18692030]

約数ペア:

[(1, 18692030), (2, 9346015), (5, 3738406), (7, 2670290), (10, 1869203), (14, 1335145), (35, 534058), (37, 505190), (49, 381470), (70, 267029), (74, 252595), (98, 190735), (185, 101038), (245, 76294), (259, 72170), (370, 50519), (490, 38147), (518, 36085), (1031, 18130), (1295, 14434), (1813, 10310), (2062, 9065), (2590, 7217), (3626, 5155)]