19350975

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1$

素因数の和:121

約数の個数: 96

約数和(自身を含む): 39997440

約数和(自身を除く): 20646465

約数列:

[1, 3, 5, 7, 15, 21, 25, 29, 31, 35, 41, 75, 87, 93, 105, 123, 145, 155, 175, 203, 205, 217, 287, 435, 465, 525, 609, 615, 651, 725, 775, 861, 899, 1015, 1025, 1085, 1189, 1271, 1435, 2175, 2325, 2697, 3045, 3075, 3255, 3567, 3813, 4305, 4495, 5075, 5425, 5945, 6293, 6355, 7175, 8323, 8897, 13485, 15225, 16275, 17835, 18879, 19065, 21525, 22475, 24969, 26691, 29725, 31465, 31775, 36859, 41615, 44485, 67425, 89175, 94395, 95325, 110577, 124845, 133455, 157325, 184295, 208075, 222425, 258013, 471975, 552885, 624225, 667275, 774039, 921475, 1290065, 2764425, 3870195, 6450325, 19350975]

約数ペア:

[(1, 19350975), (3, 6450325), (5, 3870195), (7, 2764425), (15, 1290065), (21, 921475), (25, 774039), (29, 667275), (31, 624225), (35, 552885), (41, 471975), (75, 258013), (87, 222425), (93, 208075), (105, 184295), (123, 157325), (145, 133455), (155, 124845), (175, 110577), (203, 95325), (205, 94395), (217, 89175), (287, 67425), (435, 44485), (465, 41615), (525, 36859), (609, 31775), (615, 31465), (651, 29725), (725, 26691), (775, 24969), (861, 22475), (899, 21525), (1015, 19065), (1025, 18879), (1085, 17835), (1189, 16275), (1271, 15225), (1435, 13485), (2175, 8897), (2325, 8323), (2697, 7175), (3045, 6355), (3075, 6293), (3255, 5945), (3567, 5425), (3813, 5075), (4305, 4495)]