20197079452

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{31}}^2\times {\mathrm{173}}^1\times {\mathrm{251}}^1$

素因数の和:512

約数の個数: 108

約数和(自身を含む): 40536730584

約数和(自身を除く): 20339651132

約数列:

[1, 2, 4, 11, 22, 31, 44, 62, 121, 124, 173, 242, 251, 341, 346, 484, 502, 682, 692, 961, 1004, 1364, 1903, 1922, 2761, 3751, 3806, 3844, 5363, 5522, 7502, 7612, 7781, 10571, 10726, 11044, 15004, 15562, 20933, 21142, 21452, 30371, 31124, 41866, 42284, 43423, 58993, 60742, 83732, 85591, 86846, 116281, 117986, 121484, 166253, 171182, 173692, 232562, 235972, 241211, 332506, 342364, 465124, 477653, 482422, 648923, 665012, 941501, 955306, 964844, 1297846, 1346113, 1828783, 1883002, 1910612, 2595692, 2653321, 2692226, 3657566, 3766004, 5254183, 5306642, 5384452, 7315132, 10508366, 10613284, 14807243, 20116613, 21016732, 29186531, 29614486, 40233226, 41729503, 58373062, 59228972, 80466452, 83459006, 116746124, 162879673, 166918012, 325759346, 459024533, 651518692, 918049066, 1836098132, 5049269863, 10098539726, 20197079452]

約数ペア:

[(1, 20197079452), (2, 10098539726), (4, 5049269863), (11, 1836098132), (22, 918049066), (31, 651518692), (44, 459024533), (62, 325759346), (121, 166918012), (124, 162879673), (173, 116746124), (242, 83459006), (251, 80466452), (341, 59228972), (346, 58373062), (484, 41729503), (502, 40233226), (682, 29614486), (692, 29186531), (961, 21016732), (1004, 20116613), (1364, 14807243), (1903, 10613284), (1922, 10508366), (2761, 7315132), (3751, 5384452), (3806, 5306642), (3844, 5254183), (5363, 3766004), (5522, 3657566), (7502, 2692226), (7612, 2653321), (7781, 2595692), (10571, 1910612), (10726, 1883002), (11044, 1828783), (15004, 1346113), (15562, 1297846), (20933, 964844), (21142, 955306), (21452, 941501), (30371, 665012), (31124, 648923), (41866, 482422), (42284, 477653), (43423, 465124), (58993, 342364), (60742, 332506), (83732, 241211), (85591, 235972), (86846, 232562), (116281, 173692), (117986, 171182), (121484, 166253)]