193987944

素因数分解:

$2^3\times 3^2\times {\mathrm{131}}^2\times {\mathrm{157}}^1$

素因数の和:431

約数の個数: 72

約数和(自身を含む): 532797330

約数和(自身を除く): 338809386

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 131, 157, 262, 314, 393, 471, 524, 628, 786, 942, 1048, 1179, 1256, 1413, 1572, 1884, 2358, 2826, 3144, 3768, 4716, 5652, 9432, 11304, 17161, 20567, 34322, 41134, 51483, 61701, 68644, 82268, 102966, 123402, 137288, 154449, 164536, 185103, 205932, 246804, 308898, 370206, 411864, 493608, 617796, 740412, 1235592, 1480824, 2694277, 5388554, 8082831, 10777108, 16165662, 21554216, 24248493, 32331324, 48496986, 64662648, 96993972, 193987944]

約数ペア:

[(1, 193987944), (2, 96993972), (3, 64662648), (4, 48496986), (6, 32331324), (8, 24248493), (9, 21554216), (12, 16165662), (18, 10777108), (24, 8082831), (36, 5388554), (72, 2694277), (131, 1480824), (157, 1235592), (262, 740412), (314, 617796), (393, 493608), (471, 411864), (524, 370206), (628, 308898), (786, 246804), (942, 205932), (1048, 185103), (1179, 164536), (1256, 154449), (1413, 137288), (1572, 123402), (1884, 102966), (2358, 82268), (2826, 68644), (3144, 61701), (3768, 51483), (4716, 41134), (5652, 34322), (9432, 20567), (11304, 17161)]