19708368

素因数分解:

$2^4\times 3^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1$

素因数の和:252

約数の個数: 80

約数和(自身を含む): 53139456

約数和(自身を除く): 33431088

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 53, 61, 106, 122, 127, 159, 183, 212, 244, 254, 318, 366, 381, 424, 488, 508, 636, 732, 762, 848, 976, 1016, 1272, 1464, 1524, 2032, 2544, 2928, 3048, 3233, 6096, 6466, 6731, 7747, 9699, 12932, 13462, 15494, 19398, 20193, 23241, 25864, 26924, 30988, 38796, 40386, 46482, 51728, 53848, 61976, 77592, 80772, 92964, 107696, 123952, 155184, 161544, 185928, 323088, 371856, 410591, 821182, 1231773, 1642364, 2463546, 3284728, 4927092, 6569456, 9854184, 19708368]

約数ペア:

[(1, 19708368), (2, 9854184), (3, 6569456), (4, 4927092), (6, 3284728), (8, 2463546), (12, 1642364), (16, 1231773), (24, 821182), (48, 410591), (53, 371856), (61, 323088), (106, 185928), (122, 161544), (127, 155184), (159, 123952), (183, 107696), (212, 92964), (244, 80772), (254, 77592), (318, 61976), (366, 53848), (381, 51728), (424, 46482), (488, 40386), (508, 38796), (636, 30988), (732, 26924), (762, 25864), (848, 23241), (976, 20193), (1016, 19398), (1272, 15494), (1464, 13462), (1524, 12932), (2032, 9699), (2544, 7747), (2928, 6731), (3048, 6466), (3233, 6096)]