18699954

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1181}}^1$

素因数の和:1235

約数の個数: 64

約数和(自身を含む): 47658240

約数和(自身を除く): 28958286

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 29, 39, 42, 58, 78, 87, 91, 174, 182, 203, 273, 377, 406, 546, 609, 754, 1131, 1181, 1218, 2262, 2362, 2639, 3543, 5278, 7086, 7917, 8267, 15353, 15834, 16534, 24801, 30706, 34249, 46059, 49602, 68498, 92118, 102747, 107471, 205494, 214942, 239743, 322413, 445237, 479486, 644826, 719229, 890474, 1335711, 1438458, 2671422, 3116659, 6233318, 9349977, 18699954]

約数ペア:

[(1, 18699954), (2, 9349977), (3, 6233318), (6, 3116659), (7, 2671422), (13, 1438458), (14, 1335711), (21, 890474), (26, 719229), (29, 644826), (39, 479486), (42, 445237), (58, 322413), (78, 239743), (87, 214942), (91, 205494), (174, 107471), (182, 102747), (203, 92118), (273, 68498), (377, 49602), (406, 46059), (546, 34249), (609, 30706), (754, 24801), (1131, 16534), (1181, 15834), (1218, 15353), (2262, 8267), (2362, 7917), (2639, 7086), (3543, 5278)]