19351780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{173}}^1$

素因数の和:253

約数の個数: 96

約数和(自身を含む): 50512896

約数和(自身を除く): 31161116

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 47, 68, 70, 85, 94, 119, 140, 170, 173, 188, 235, 238, 329, 340, 346, 470, 476, 595, 658, 692, 799, 865, 940, 1190, 1211, 1316, 1598, 1645, 1730, 2380, 2422, 2941, 3196, 3290, 3460, 3995, 4844, 5593, 5882, 6055, 6580, 7990, 8131, 11186, 11764, 12110, 14705, 15980, 16262, 20587, 22372, 24220, 27965, 29410, 32524, 40655, 41174, 55930, 56917, 58820, 81310, 82348, 102935, 111860, 113834, 138227, 162620, 205870, 227668, 276454, 284585, 411740, 552908, 569170, 691135, 967589, 1138340, 1382270, 1935178, 2764540, 3870356, 4837945, 9675890, 19351780]

約数ペア:

[(1, 19351780), (2, 9675890), (4, 4837945), (5, 3870356), (7, 2764540), (10, 1935178), (14, 1382270), (17, 1138340), (20, 967589), (28, 691135), (34, 569170), (35, 552908), (47, 411740), (68, 284585), (70, 276454), (85, 227668), (94, 205870), (119, 162620), (140, 138227), (170, 113834), (173, 111860), (188, 102935), (235, 82348), (238, 81310), (329, 58820), (340, 56917), (346, 55930), (470, 41174), (476, 40655), (595, 32524), (658, 29410), (692, 27965), (799, 24220), (865, 22372), (940, 20587), (1190, 16262), (1211, 15980), (1316, 14705), (1598, 12110), (1645, 11764), (1730, 11186), (2380, 8131), (2422, 7990), (2941, 6580), (3196, 6055), (3290, 5882), (3460, 5593), (3995, 4844)]