388018228

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{433}}^1\times {\mathrm{907}}^1$

素因数の和:1376

約数の個数: 48

約数和(自身を含む): 772381120

約数和(自身を除く): 384362892

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 247, 433, 494, 866, 907, 988, 1732, 1814, 3628, 5629, 8227, 11258, 11791, 16454, 17233, 22516, 23582, 32908, 34466, 47164, 68932, 106951, 213902, 224029, 392731, 427804, 448058, 785462, 896116, 1570924, 5105503, 7461889, 10211006, 14923778, 20422012, 29847556, 97004557, 194009114, 388018228]

約数ペア:

[(1, 388018228), (2, 194009114), (4, 97004557), (13, 29847556), (19, 20422012), (26, 14923778), (38, 10211006), (52, 7461889), (76, 5105503), (247, 1570924), (433, 896116), (494, 785462), (866, 448058), (907, 427804), (988, 392731), (1732, 224029), (1814, 213902), (3628, 106951), (5629, 68932), (8227, 47164), (11258, 34466), (11791, 32908), (16454, 23582), (17233, 22516)]