19890936

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{269}}^1$

素因数の和:373

約数の個数: 96

約数和(自身を含む): 58968000

約数和(自身を除く): 39077064

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 72, 78, 79, 104, 117, 156, 158, 234, 237, 269, 312, 316, 468, 474, 538, 632, 711, 807, 936, 948, 1027, 1076, 1422, 1614, 1896, 2054, 2152, 2421, 2844, 3081, 3228, 3497, 4108, 4842, 5688, 6162, 6456, 6994, 8216, 9243, 9684, 10491, 12324, 13988, 18486, 19368, 20982, 21251, 24648, 27976, 31473, 36972, 41964, 42502, 62946, 63753, 73944, 83928, 85004, 125892, 127506, 170008, 191259, 251784, 255012, 276263, 382518, 510024, 552526, 765036, 828789, 1105052, 1530072, 1657578, 2210104, 2486367, 3315156, 4972734, 6630312, 9945468, 19890936]

約数ペア:

[(1, 19890936), (2, 9945468), (3, 6630312), (4, 4972734), (6, 3315156), (8, 2486367), (9, 2210104), (12, 1657578), (13, 1530072), (18, 1105052), (24, 828789), (26, 765036), (36, 552526), (39, 510024), (52, 382518), (72, 276263), (78, 255012), (79, 251784), (104, 191259), (117, 170008), (156, 127506), (158, 125892), (234, 85004), (237, 83928), (269, 73944), (312, 63753), (316, 62946), (468, 42502), (474, 41964), (538, 36972), (632, 31473), (711, 27976), (807, 24648), (936, 21251), (948, 20982), (1027, 19368), (1076, 18486), (1422, 13988), (1614, 12324), (1896, 10491), (2054, 9684), (2152, 9243), (2421, 8216), (2844, 6994), (3081, 6456), (3228, 6162), (3497, 5688), (4108, 4842)]