18494910

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{947}}^1$

素因数の和:998

約数の個数: 96

約数和(自身を含む): 56788992

約数和(自身を除く): 38294082

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 31, 35, 42, 45, 62, 63, 70, 90, 93, 105, 126, 155, 186, 210, 217, 279, 310, 315, 434, 465, 558, 630, 651, 930, 947, 1085, 1302, 1395, 1894, 1953, 2170, 2790, 2841, 3255, 3906, 4735, 5682, 6510, 6629, 8523, 9470, 9765, 13258, 14205, 17046, 19530, 19887, 28410, 29357, 33145, 39774, 42615, 58714, 59661, 66290, 85230, 88071, 99435, 119322, 146785, 176142, 198870, 205499, 264213, 293570, 298305, 410998, 440355, 528426, 596610, 616497, 880710, 1027495, 1232994, 1321065, 1849491, 2054990, 2642130, 3082485, 3698982, 6164970, 9247455, 18494910]

約数ペア:

[(1, 18494910), (2, 9247455), (3, 6164970), (5, 3698982), (6, 3082485), (7, 2642130), (9, 2054990), (10, 1849491), (14, 1321065), (15, 1232994), (18, 1027495), (21, 880710), (30, 616497), (31, 596610), (35, 528426), (42, 440355), (45, 410998), (62, 298305), (63, 293570), (70, 264213), (90, 205499), (93, 198870), (105, 176142), (126, 146785), (155, 119322), (186, 99435), (210, 88071), (217, 85230), (279, 66290), (310, 59661), (315, 58714), (434, 42615), (465, 39774), (558, 33145), (630, 29357), (651, 28410), (930, 19887), (947, 19530), (1085, 17046), (1302, 14205), (1395, 13258), (1894, 9765), (1953, 9470), (2170, 8523), (2790, 6629), (2841, 6510), (3255, 5682), (3906, 4735)]