18443300

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{571}}^1$

素因数の和:621

約数の個数: 72

約数和(自身を含む): 44684640

約数和(自身を除く): 26241340

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 25, 34, 38, 50, 68, 76, 85, 95, 100, 170, 190, 323, 340, 380, 425, 475, 571, 646, 850, 950, 1142, 1292, 1615, 1700, 1900, 2284, 2855, 3230, 5710, 6460, 8075, 9707, 10849, 11420, 14275, 16150, 19414, 21698, 28550, 32300, 38828, 43396, 48535, 54245, 57100, 97070, 108490, 184433, 194140, 216980, 242675, 271225, 368866, 485350, 542450, 737732, 922165, 970700, 1084900, 1844330, 3688660, 4610825, 9221650, 18443300]

約数ペア:

[(1, 18443300), (2, 9221650), (4, 4610825), (5, 3688660), (10, 1844330), (17, 1084900), (19, 970700), (20, 922165), (25, 737732), (34, 542450), (38, 485350), (50, 368866), (68, 271225), (76, 242675), (85, 216980), (95, 194140), (100, 184433), (170, 108490), (190, 97070), (323, 57100), (340, 54245), (380, 48535), (425, 43396), (475, 38828), (571, 32300), (646, 28550), (850, 21698), (950, 19414), (1142, 16150), (1292, 14275), (1615, 11420), (1700, 10849), (1900, 9707), (2284, 8075), (2855, 6460), (3230, 5710)]