2001987316

素因数分解:

$2^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{167}}^1\times {\mathrm{1973}}^1$

素因数の和:2189

約数の個数: 72

約数和(自身を含む): 4234277376

約数和(自身を除く): 2232290060

約数列:

[1, 2, 4, 7, 14, 28, 31, 49, 62, 98, 124, 167, 196, 217, 334, 434, 668, 868, 1169, 1519, 1973, 2338, 3038, 3946, 4676, 5177, 6076, 7892, 8183, 10354, 13811, 16366, 20708, 27622, 32732, 36239, 55244, 61163, 72478, 96677, 122326, 144956, 193354, 244652, 253673, 329491, 386708, 428141, 507346, 658982, 856282, 1014692, 1317964, 1712564, 2306437, 2996987, 4612874, 5993974, 9225748, 10214221, 11987948, 16145059, 20428442, 32290118, 40856884, 64580236, 71499547, 142999094, 285998188, 500496829, 1000993658, 2001987316]

約数ペア:

[(1, 2001987316), (2, 1000993658), (4, 500496829), (7, 285998188), (14, 142999094), (28, 71499547), (31, 64580236), (49, 40856884), (62, 32290118), (98, 20428442), (124, 16145059), (167, 11987948), (196, 10214221), (217, 9225748), (334, 5993974), (434, 4612874), (668, 2996987), (868, 2306437), (1169, 1712564), (1519, 1317964), (1973, 1014692), (2338, 856282), (3038, 658982), (3946, 507346), (4676, 428141), (5177, 386708), (6076, 329491), (7892, 253673), (8183, 244652), (10354, 193354), (13811, 144956), (16366, 122326), (20708, 96677), (27622, 72478), (32732, 61163), (36239, 55244)]